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Finding the Fourth Proportional to 107,291.92, 160,883.88 and 37,152.40

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Solution

The fourth proportional to 107,291.92, 160,883.88 and 37,152.40 is: 55,709.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,291.92 : 160,883.88 = 37,152.40 : x
  2. Step 2: Convert to fraction form
    107,291.92/160,883.88 = 37,152.40/x
  3. Step 3: Cross multiply
    107,291.92x = 160,883.88 × 37,152.40
  4. Step 4: Simplify right side
    107,291.92x = 5,977,222,263.31
  5. Step 5: Solve for x
    x = 5,977,222,263.31/107,291.92
  6. Step 6: Final answer
    x = 55,709.90

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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.