Home / 163,712.68-244,373.81-140,488.36

Finding the Fourth Proportional to 163,712.68, 244,373.81 and 140,488.36

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Solution

The fourth proportional to 163,712.68, 244,373.81 and 140,488.36 is: 209,706.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,712.68 : 244,373.81 = 140,488.36 : x
  2. Step 2: Convert to fraction form
    163,712.68/244,373.81 = 140,488.36/x
  3. Step 3: Cross multiply
    163,712.68x = 244,373.81 × 140,488.36
  4. Step 4: Simplify right side
    163,712.68x = 34,331,675,793.85
  5. Step 5: Solve for x
    x = 34,331,675,793.85/163,712.68
  6. Step 6: Final answer
    x = 209,706.88

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.