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Finding the Fourth Proportional to 110,107.74, 151,951.50 and 62,360.40

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Solution

The fourth proportional to 110,107.74, 151,951.50 and 62,360.40 is: 86,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,107.74 : 151,951.50 = 62,360.40 : x
  2. Step 2: Convert to fraction form
    110,107.74/151,951.50 = 62,360.40/x
  3. Step 3: Cross multiply
    110,107.74x = 151,951.50 × 62,360.40
  4. Step 4: Simplify right side
    110,107.74x = 9,475,756,320.60
  5. Step 5: Solve for x
    x = 9,475,756,320.60/110,107.74
  6. Step 6: Final answer
    x = 86,058.95

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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.