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Finding the Fourth Proportional to 187,248.82, 280,870.50 and 60,894.88

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Solution

The fourth proportional to 187,248.82, 280,870.50 and 60,894.88 is: 91,341.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,248.82 : 280,870.50 = 60,894.88 : x
  2. Step 2: Convert to fraction form
    187,248.82/280,870.50 = 60,894.88/x
  3. Step 3: Cross multiply
    187,248.82x = 280,870.50 × 60,894.88
  4. Step 4: Simplify right side
    187,248.82x = 17,103,575,393.04
  5. Step 5: Solve for x
    x = 17,103,575,393.04/187,248.82
  6. Step 6: Final answer
    x = 91,341.43

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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.