Home / 42,562.71-63,847.74-10,972.50

Finding the Fourth Proportional to 42,562.71, 63,847.74 and 10,972.50

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Solution

The fourth proportional to 42,562.71, 63,847.74 and 10,972.50 is: 16,459.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,562.71 : 63,847.74 = 10,972.50 : x
  2. Step 2: Convert to fraction form
    42,562.71/63,847.74 = 10,972.50/x
  3. Step 3: Cross multiply
    42,562.71x = 63,847.74 × 10,972.50
  4. Step 4: Simplify right side
    42,562.71x = 700,569,563.36
  5. Step 5: Solve for x
    x = 700,569,563.36/42,562.71
  6. Step 6: Final answer
    x = 16,459.70

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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.