Home / 98,587.38-136,150.02-62,793.48

Finding the Fourth Proportional to 98,587.38, 136,150.02 and 62,793.48

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Solution

The fourth proportional to 98,587.38, 136,150.02 and 62,793.48 is: 86,718.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,587.38 : 136,150.02 = 62,793.48 : x
  2. Step 2: Convert to fraction form
    98,587.38/136,150.02 = 62,793.48/x
  3. Step 3: Cross multiply
    98,587.38x = 136,150.02 × 62,793.48
  4. Step 4: Simplify right side
    98,587.38x = 8,549,333,557.87
  5. Step 5: Solve for x
    x = 8,549,333,557.87/98,587.38
  6. Step 6: Final answer
    x = 86,718.34

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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.