Home / 49,560.30-74,355.02-19,962.90

Finding the Fourth Proportional to 49,560.30, 74,355.02 and 19,962.90

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Solution

The fourth proportional to 49,560.30, 74,355.02 and 19,962.90 is: 29,950.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,560.30 : 74,355.02 = 19,962.90 : x
  2. Step 2: Convert to fraction form
    49,560.30/74,355.02 = 19,962.90/x
  3. Step 3: Cross multiply
    49,560.30x = 74,355.02 × 19,962.90
  4. Step 4: Simplify right side
    49,560.30x = 1,484,341,828.76
  5. Step 5: Solve for x
    x = 1,484,341,828.76/49,560.30
  6. Step 6: Final answer
    x = 29,950.22

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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.