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Finding the Fourth Proportional to 250,269.95, 375,401.76 and 60,731.88

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Solution

The fourth proportional to 250,269.95, 375,401.76 and 60,731.88 is: 91,097.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,269.95 : 375,401.76 = 60,731.88 : x
  2. Step 2: Convert to fraction form
    250,269.95/375,401.76 = 60,731.88/x
  3. Step 3: Cross multiply
    250,269.95x = 375,401.76 × 60,731.88
  4. Step 4: Simplify right side
    250,269.95x = 22,798,854,640.11
  5. Step 5: Solve for x
    x = 22,798,854,640.11/250,269.95
  6. Step 6: Final answer
    x = 91,097.05

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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.