Home / 98,561.17-136,019.45-60,308.72

Finding the Fourth Proportional to 98,561.17, 136,019.45 and 60,308.72

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Solution

The fourth proportional to 98,561.17, 136,019.45 and 60,308.72 is: 83,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,561.17 : 136,019.45 = 60,308.72 : x
  2. Step 2: Convert to fraction form
    98,561.17/136,019.45 = 60,308.72/x
  3. Step 3: Cross multiply
    98,561.17x = 136,019.45 × 60,308.72
  4. Step 4: Simplify right side
    98,561.17x = 8,203,158,924.60
  5. Step 5: Solve for x
    x = 8,203,158,924.60/98,561.17
  6. Step 6: Final answer
    x = 83,229.11

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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.