Home / 53,779.62-80,669.34-25,614.25

Finding the Fourth Proportional to 53,779.62, 80,669.34 and 25,614.25

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Solution

The fourth proportional to 53,779.62, 80,669.34 and 25,614.25 is: 38,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,779.62 : 80,669.34 = 25,614.25 : x
  2. Step 2: Convert to fraction form
    53,779.62/80,669.34 = 25,614.25/x
  3. Step 3: Cross multiply
    53,779.62x = 80,669.34 × 25,614.25
  4. Step 4: Simplify right side
    53,779.62x = 2,066,284,739.34
  5. Step 5: Solve for x
    x = 2,066,284,739.34/53,779.62
  6. Step 6: Final answer
    x = 38,421.33

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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.