Home / 63,577.66-87,740.76-38,435.26

Finding the Fourth Proportional to 63,577.66, 87,740.76 and 38,435.26

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Solution

The fourth proportional to 63,577.66, 87,740.76 and 38,435.26 is: 53,042.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,577.66 : 87,740.76 = 38,435.26 : x
  2. Step 2: Convert to fraction form
    63,577.66/87,740.76 = 38,435.26/x
  3. Step 3: Cross multiply
    63,577.66x = 87,740.76 × 38,435.26
  4. Step 4: Simplify right side
    63,577.66x = 3,372,338,923.20
  5. Step 5: Solve for x
    x = 3,372,338,923.20/63,577.66
  6. Step 6: Final answer
    x = 53,042.83

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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.