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Finding the Fourth Proportional to 58,897.32, 88,374.32 and 29,317.74

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Solution

The fourth proportional to 58,897.32, 88,374.32 and 29,317.74 is: 43,990.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,897.32 : 88,374.32 = 29,317.74 : x
  2. Step 2: Convert to fraction form
    58,897.32/88,374.32 = 29,317.74/x
  3. Step 3: Cross multiply
    58,897.32x = 88,374.32 × 29,317.74
  4. Step 4: Simplify right side
    58,897.32x = 2,590,935,189.85
  5. Step 5: Solve for x
    x = 2,590,935,189.85/58,897.32
  6. Step 6: Final answer
    x = 43,990.71

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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.