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Finding the Fourth Proportional to 191,882.84, 287,824.95 and 58,762.52

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Solution

The fourth proportional to 191,882.84, 287,824.95 and 58,762.52 is: 88,143.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,882.84 : 287,824.95 = 58,762.52 : x
  2. Step 2: Convert to fraction form
    191,882.84/287,824.95 = 58,762.52/x
  3. Step 3: Cross multiply
    191,882.84x = 287,824.95 × 58,762.52
  4. Step 4: Simplify right side
    191,882.84x = 16,913,319,380.87
  5. Step 5: Solve for x
    x = 16,913,319,380.87/191,882.84
  6. Step 6: Final answer
    x = 88,143.99

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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.