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Finding the Fourth Proportional to 169,158.62, 253,658.47 and 98,101.45

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Solution

The fourth proportional to 169,158.62, 253,658.47 and 98,101.45 is: 147,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,158.62 : 253,658.47 = 98,101.45 : x
  2. Step 2: Convert to fraction form
    169,158.62/253,658.47 = 98,101.45/x
  3. Step 3: Cross multiply
    169,158.62x = 253,658.47 × 98,101.45
  4. Step 4: Simplify right side
    169,158.62x = 24,884,263,711.78
  5. Step 5: Solve for x
    x = 24,884,263,711.78/169,158.62
  6. Step 6: Final answer
    x = 147,106.09

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1.5x scale

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.