Home / 98,697.59-136,194.39-58,404.35

Finding the Fourth Proportional to 98,697.59, 136,194.39 and 58,404.35

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Solution

The fourth proportional to 98,697.59, 136,194.39 and 58,404.35 is: 80,593.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,697.59 : 136,194.39 = 58,404.35 : x
  2. Step 2: Convert to fraction form
    98,697.59/136,194.39 = 58,404.35/x
  3. Step 3: Cross multiply
    98,697.59x = 136,194.39 × 58,404.35
  4. Step 4: Simplify right side
    98,697.59x = 7,954,344,140.62
  5. Step 5: Solve for x
    x = 7,954,344,140.62/98,697.59
  6. Step 6: Final answer
    x = 80,593.09

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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.