Home / 37,737.02-56,610.50-12,428.17

Finding the Fourth Proportional to 37,737.02, 56,610.50 and 12,428.17

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Solution

The fourth proportional to 37,737.02, 56,610.50 and 12,428.17 is: 18,643.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,737.02 : 56,610.50 = 12,428.17 : x
  2. Step 2: Convert to fraction form
    37,737.02/56,610.50 = 12,428.17/x
  3. Step 3: Cross multiply
    37,737.02x = 56,610.50 × 12,428.17
  4. Step 4: Simplify right side
    37,737.02x = 703,564,714.12
  5. Step 5: Solve for x
    x = 703,564,714.12/37,737.02
  6. Step 6: Final answer
    x = 18,643.89

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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.