Home / 107,238.39-147,989.15-59,491.74

Finding the Fourth Proportional to 107,238.39, 147,989.15 and 59,491.74

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Solution

The fourth proportional to 107,238.39, 147,989.15 and 59,491.74 is: 82,098.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,238.39 : 147,989.15 = 59,491.74 : x
  2. Step 2: Convert to fraction form
    107,238.39/147,989.15 = 59,491.74/x
  3. Step 3: Cross multiply
    107,238.39x = 147,989.15 × 59,491.74
  4. Step 4: Simplify right side
    107,238.39x = 8,804,132,183.35
  5. Step 5: Solve for x
    x = 8,804,132,183.35/107,238.39
  6. Step 6: Final answer
    x = 82,098.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.