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Finding the Fourth Proportional to 110,690.88, 152,753.22 and 60,389.88

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Solution

The fourth proportional to 110,690.88, 152,753.22 and 60,389.88 is: 83,337.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,690.88 : 152,753.22 = 60,389.88 : x
  2. Step 2: Convert to fraction form
    110,690.88/152,753.22 = 60,389.88/x
  3. Step 3: Cross multiply
    110,690.88x = 152,753.22 × 60,389.88
  4. Step 4: Simplify right side
    110,690.88x = 9,224,748,625.41
  5. Step 5: Solve for x
    x = 9,224,748,625.41/110,690.88
  6. Step 6: Final answer
    x = 83,337.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.