Home / 39,761.12-59,641.59-10,178.96

Finding the Fourth Proportional to 39,761.12, 59,641.59 and 10,178.96

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Solution

The fourth proportional to 39,761.12, 59,641.59 and 10,178.96 is: 15,268.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.12 : 59,641.59 = 10,178.96 : x
  2. Step 2: Convert to fraction form
    39,761.12/59,641.59 = 10,178.96/x
  3. Step 3: Cross multiply
    39,761.12x = 59,641.59 × 10,178.96
  4. Step 4: Simplify right side
    39,761.12x = 607,089,358.95
  5. Step 5: Solve for x
    x = 607,089,358.95/39,761.12
  6. Step 6: Final answer
    x = 15,268.42

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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.