Home / 53,449.23-80,201.51-38,779.23

Finding the Fourth Proportional to 53,449.23, 80,201.51 and 38,779.23

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Solution

The fourth proportional to 53,449.23, 80,201.51 and 38,779.23 is: 58,188.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,449.23 : 80,201.51 = 38,779.23 : x
  2. Step 2: Convert to fraction form
    53,449.23/80,201.51 = 38,779.23/x
  3. Step 3: Cross multiply
    53,449.23x = 80,201.51 × 38,779.23
  4. Step 4: Simplify right side
    53,449.23x = 3,110,152,802.64
  5. Step 5: Solve for x
    x = 3,110,152,802.64/53,449.23
  6. Step 6: Final answer
    x = 58,188.92

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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.