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Finding the Fourth Proportional to 169,519.70, 233,879.11 and 96,870.39

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Solution

The fourth proportional to 169,519.70, 233,879.11 and 96,870.39 is: 133,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,519.70 : 233,879.11 = 96,870.39 : x
  2. Step 2: Convert to fraction form
    169,519.70/233,879.11 = 96,870.39/x
  3. Step 3: Cross multiply
    169,519.70x = 233,879.11 × 96,870.39
  4. Step 4: Simplify right side
    169,519.70x = 22,655,960,356.38
  5. Step 5: Solve for x
    x = 22,655,960,356.38/169,519.70
  6. Step 6: Final answer
    x = 133,647.95

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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.