Home / 63,634.80-87,776.76-40,966.32

Finding the Fourth Proportional to 63,634.80, 87,776.76 and 40,966.32

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Solution

The fourth proportional to 63,634.80, 87,776.76 and 40,966.32 is: 56,508.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,634.80 : 87,776.76 = 40,966.32 : x
  2. Step 2: Convert to fraction form
    63,634.80/87,776.76 = 40,966.32/x
  3. Step 3: Cross multiply
    63,634.80x = 87,776.76 × 40,966.32
  4. Step 4: Simplify right side
    63,634.80x = 3,595,890,838.72
  5. Step 5: Solve for x
    x = 3,595,890,838.72/63,634.80
  6. Step 6: Final answer
    x = 56,508.24

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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.