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Finding the Fourth Proportional to 127,500.84, 191,119.50 and 48,593.88

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Solution

The fourth proportional to 127,500.84, 191,119.50 and 48,593.88 is: 72,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,500.84 : 191,119.50 = 48,593.88 : x
  2. Step 2: Convert to fraction form
    127,500.84/191,119.50 = 48,593.88/x
  3. Step 3: Cross multiply
    127,500.84x = 191,119.50 × 48,593.88
  4. Step 4: Simplify right side
    127,500.84x = 9,287,238,048.66
  5. Step 5: Solve for x
    x = 9,287,238,048.66/127,500.84
  6. Step 6: Final answer
    x = 72,840.60

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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.