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Finding the Fourth Proportional to 58,287.60, 87,373.80 and 23,180.40

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Solution

The fourth proportional to 58,287.60, 87,373.80 and 23,180.40 is: 34,747.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,287.60 : 87,373.80 = 23,180.40 : x
  2. Step 2: Convert to fraction form
    58,287.60/87,373.80 = 23,180.40/x
  3. Step 3: Cross multiply
    58,287.60x = 87,373.80 × 23,180.40
  4. Step 4: Simplify right side
    58,287.60x = 2,025,359,633.52
  5. Step 5: Solve for x
    x = 2,025,359,633.52/58,287.60
  6. Step 6: Final answer
    x = 34,747.69

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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.