Home / 37,320.02-55,962.30-13,610.78

Finding the Fourth Proportional to 37,320.02, 55,962.30 and 13,610.78

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Solution

The fourth proportional to 37,320.02, 55,962.30 and 13,610.78 is: 20,409.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,320.02 : 55,962.30 = 13,610.78 : x
  2. Step 2: Convert to fraction form
    37,320.02/55,962.30 = 13,610.78/x
  3. Step 3: Cross multiply
    37,320.02x = 55,962.30 × 13,610.78
  4. Step 4: Simplify right side
    37,320.02x = 761,690,553.59
  5. Step 5: Solve for x
    x = 761,690,553.59/37,320.02
  6. Step 6: Final answer
    x = 20,409.70

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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.