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Finding the Fourth Proportional to 169,762.62, 234,278.55 and 98,165.10

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Solution

The fourth proportional to 169,762.62, 234,278.55 and 98,165.10 is: 135,471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,762.62 : 234,278.55 = 98,165.10 : x
  2. Step 2: Convert to fraction form
    169,762.62/234,278.55 = 98,165.10/x
  3. Step 3: Cross multiply
    169,762.62x = 234,278.55 × 98,165.10
  4. Step 4: Simplify right side
    169,762.62x = 22,997,977,288.61
  5. Step 5: Solve for x
    x = 22,997,977,288.61/169,762.62
  6. Step 6: Final answer
    x = 135,471.39

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1.5x scale

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.