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Finding the Fourth Proportional to 58,689.12, 87,883.41 and 32,364.66

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Solution

The fourth proportional to 58,689.12, 87,883.41 and 32,364.66 is: 48,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,689.12 : 87,883.41 = 32,364.66 : x
  2. Step 2: Convert to fraction form
    58,689.12/87,883.41 = 32,364.66/x
  3. Step 3: Cross multiply
    58,689.12x = 87,883.41 × 32,364.66
  4. Step 4: Simplify right side
    58,689.12x = 2,844,316,684.29
  5. Step 5: Solve for x
    x = 2,844,316,684.29/58,689.12
  6. Step 6: Final answer
    x = 48,464.12

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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.