Home / 94,724.11-130,709.95-52,279.90

Finding the Fourth Proportional to 94,724.11, 130,709.95 and 52,279.90

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Solution

The fourth proportional to 94,724.11, 130,709.95 and 52,279.90 is: 72,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,724.11 : 130,709.95 = 52,279.90 : x
  2. Step 2: Convert to fraction form
    94,724.11/130,709.95 = 52,279.90/x
  3. Step 3: Cross multiply
    94,724.11x = 130,709.95 × 52,279.90
  4. Step 4: Simplify right side
    94,724.11x = 6,833,503,115.01
  5. Step 5: Solve for x
    x = 6,833,503,115.01/94,724.11
  6. Step 6: Final answer
    x = 72,141.12

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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.