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Finding the Fourth Proportional to 58,689.40, 87,883.80 and 32,364.94

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Solution

The fourth proportional to 58,689.40, 87,883.80 and 32,364.94 is: 48,464.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,689.40 : 87,883.80 = 32,364.94 : x
  2. Step 2: Convert to fraction form
    58,689.40/87,883.80 = 32,364.94/x
  3. Step 3: Cross multiply
    58,689.40x = 87,883.80 × 32,364.94
  4. Step 4: Simplify right side
    58,689.40x = 2,844,353,913.97
  5. Step 5: Solve for x
    x = 2,844,353,913.97/58,689.40
  6. Step 6: Final answer
    x = 48,464.53

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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.