Home / 94,279.59-130,098.11-55,511.28

Finding the Fourth Proportional to 94,279.59, 130,098.11 and 55,511.28

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Solution

The fourth proportional to 94,279.59, 130,098.11 and 55,511.28 is: 76,601.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,279.59 : 130,098.11 = 55,511.28 : x
  2. Step 2: Convert to fraction form
    94,279.59/130,098.11 = 55,511.28/x
  3. Step 3: Cross multiply
    94,279.59x = 130,098.11 × 55,511.28
  4. Step 4: Simplify right side
    94,279.59x = 7,221,912,334.12
  5. Step 5: Solve for x
    x = 7,221,912,334.12/94,279.59
  6. Step 6: Final answer
    x = 76,601.02

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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.