Home / 157,966.20-236,603.70-137,230.20

Finding the Fourth Proportional to 157,966.20, 236,603.70 and 137,230.20

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Solution

The fourth proportional to 157,966.20, 236,603.70 and 137,230.20 is: 205,545.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,966.20 : 236,603.70 = 137,230.20 : x
  2. Step 2: Convert to fraction form
    157,966.20/236,603.70 = 137,230.20/x
  3. Step 3: Cross multiply
    157,966.20x = 236,603.70 × 137,230.20
  4. Step 4: Simplify right side
    157,966.20x = 32,469,173,071.74
  5. Step 5: Solve for x
    x = 32,469,173,071.74/157,966.20
  6. Step 6: Final answer
    x = 205,545.07

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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.