Home / 141,182.76-194,832.56-77,524.60

Finding the Fourth Proportional to 141,182.76, 194,832.56 and 77,524.60

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Solution

The fourth proportional to 141,182.76, 194,832.56 and 77,524.60 is: 106,984.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,182.76 : 194,832.56 = 77,524.60 : x
  2. Step 2: Convert to fraction form
    141,182.76/194,832.56 = 77,524.60/x
  3. Step 3: Cross multiply
    141,182.76x = 194,832.56 × 77,524.60
  4. Step 4: Simplify right side
    141,182.76x = 15,104,316,280.98
  5. Step 5: Solve for x
    x = 15,104,316,280.98/141,182.76
  6. Step 6: Final answer
    x = 106,984.14

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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.