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Finding the Fourth Proportional to 247,353.30, 371,127.15 and 97,568.10

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Solution

The fourth proportional to 247,353.30, 371,127.15 and 97,568.10 is: 146,390.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,353.30 : 371,127.15 = 97,568.10 : x
  2. Step 2: Convert to fraction form
    247,353.30/371,127.15 = 97,568.10/x
  3. Step 3: Cross multiply
    247,353.30x = 371,127.15 × 97,568.10
  4. Step 4: Simplify right side
    247,353.30x = 36,210,170,883.92
  5. Step 5: Solve for x
    x = 36,210,170,883.92/247,353.30
  6. Step 6: Final answer
    x = 146,390.49

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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.