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Finding the Fourth Proportional to 58,968.90, 88,390.14 and 29,322.90

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Solution

The fourth proportional to 58,968.90, 88,390.14 and 29,322.90 is: 43,952.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,968.90 : 88,390.14 = 29,322.90 : x
  2. Step 2: Convert to fraction form
    58,968.90/88,390.14 = 29,322.90/x
  3. Step 3: Cross multiply
    58,968.90x = 88,390.14 × 29,322.90
  4. Step 4: Simplify right side
    58,968.90x = 2,591,855,236.21
  5. Step 5: Solve for x
    x = 2,591,855,236.21/58,968.90
  6. Step 6: Final answer
    x = 43,952.92

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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.