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Finding the Fourth Proportional to 58,984, 81,397.92 and 32,488

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Solution

The fourth proportional to 58,984, 81,397.92 and 32,488 is: 44,833.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,984 : 81,397.92 = 32,488 : x
  2. Step 2: Convert to fraction form
    58,984/81,397.92 = 32,488/x
  3. Step 3: Cross multiply
    58,984x = 81,397.92 × 32,488
  4. Step 4: Simplify right side
    58,984x = 2,644,455,624.96
  5. Step 5: Solve for x
    x = 2,644,455,624.96/58,984
  6. Step 6: Final answer
    x = 44,833.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.