Home / 63,403.97-87,496.40-35,109.05

Finding the Fourth Proportional to 63,403.97, 87,496.40 and 35,109.05

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Solution

The fourth proportional to 63,403.97, 87,496.40 and 35,109.05 is: 48,449.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,403.97 : 87,496.40 = 35,109.05 : x
  2. Step 2: Convert to fraction form
    63,403.97/87,496.40 = 35,109.05/x
  3. Step 3: Cross multiply
    63,403.97x = 87,496.40 × 35,109.05
  4. Step 4: Simplify right side
    63,403.97x = 3,071,915,132.71
  5. Step 5: Solve for x
    x = 3,071,915,132.71/63,403.97
  6. Step 6: Final answer
    x = 48,449.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.