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Finding the Fourth Proportional to 58,710.30, 88,027.20 and 38,659.14

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Solution

The fourth proportional to 58,710.30, 88,027.20 and 38,659.14 is: 57,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,710.30 : 88,027.20 = 38,659.14 : x
  2. Step 2: Convert to fraction form
    58,710.30/88,027.20 = 38,659.14/x
  3. Step 3: Cross multiply
    58,710.30x = 88,027.20 × 38,659.14
  4. Step 4: Simplify right side
    58,710.30x = 3,403,055,848.61
  5. Step 5: Solve for x
    x = 3,403,055,848.61/58,710.30
  6. Step 6: Final answer
    x = 57,963.52

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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.