Home / 157,545.54-236,454.79-82,718.55

Finding the Fourth Proportional to 157,545.54, 236,454.79 and 82,718.55

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Solution

The fourth proportional to 157,545.54, 236,454.79 and 82,718.55 is: 124,149.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,545.54 : 236,454.79 = 82,718.55 : x
  2. Step 2: Convert to fraction form
    157,545.54/236,454.79 = 82,718.55/x
  3. Step 3: Cross multiply
    157,545.54x = 236,454.79 × 82,718.55
  4. Step 4: Simplify right side
    157,545.54x = 19,559,196,187.08
  5. Step 5: Solve for x
    x = 19,559,196,187.08/157,545.54
  6. Step 6: Final answer
    x = 124,149.48

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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.