Home / 53,779.44-80,669.16-25,614.11

Finding the Fourth Proportional to 53,779.44, 80,669.16 and 25,614.11

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Solution

The fourth proportional to 53,779.44, 80,669.16 and 25,614.11 is: 38,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779.44 : 80,669.16 = 25,614.11 : x
  2. Step 2: Convert to fraction form
    53,779.44/80,669.16 = 25,614.11/x
  3. Step 3: Cross multiply
    53,779.44x = 80,669.16 × 25,614.11
  4. Step 4: Simplify right side
    53,779.44x = 2,066,268,334.50
  5. Step 5: Solve for x
    x = 2,066,268,334.50/53,779.44
  6. Step 6: Final answer
    x = 38,421.16

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.