Home / 89,519.40-134,279.10-36,966.60

Finding the Fourth Proportional to 89,519.40, 134,279.10 and 36,966.60

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Solution

The fourth proportional to 89,519.40, 134,279.10 and 36,966.60 is: 55,449.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,519.40 : 134,279.10 = 36,966.60 : x
  2. Step 2: Convert to fraction form
    89,519.40/134,279.10 = 36,966.60/x
  3. Step 3: Cross multiply
    89,519.40x = 134,279.10 × 36,966.60
  4. Step 4: Simplify right side
    89,519.40x = 4,963,841,778.06
  5. Step 5: Solve for x
    x = 4,963,841,778.06/89,519.40
  6. Step 6: Final answer
    x = 55,449.90

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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.