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Finding the Fourth Proportional to 63,155.28, 87,153.24 and 34,860.24

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Solution

The fourth proportional to 63,155.28, 87,153.24 and 34,860.24 is: 48,106.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,155.28 : 87,153.24 = 34,860.24 : x
  2. Step 2: Convert to fraction form
    63,155.28/87,153.24 = 34,860.24/x
  3. Step 3: Cross multiply
    63,155.28x = 87,153.24 × 34,860.24
  4. Step 4: Simplify right side
    63,155.28x = 3,038,182,863.18
  5. Step 5: Solve for x
    x = 3,038,182,863.18/63,155.28
  6. Step 6: Final answer
    x = 48,106.55

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