Home / 29,772.12-44,666.40-13,145.46

Finding the Fourth Proportional to 29,772.12, 44,666.40 and 13,145.46

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Solution

The fourth proportional to 29,772.12, 44,666.40 and 13,145.46 is: 19,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,772.12 : 44,666.40 = 13,145.46 : x
  2. Step 2: Convert to fraction form
    29,772.12/44,666.40 = 13,145.46/x
  3. Step 3: Cross multiply
    29,772.12x = 44,666.40 × 13,145.46
  4. Step 4: Simplify right side
    29,772.12x = 587,160,374.54
  5. Step 5: Solve for x
    x = 587,160,374.54/29,772.12
  6. Step 6: Final answer
    x = 19,721.82

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.