Home / 141,575.23-195,373.76-77,913.03

Finding the Fourth Proportional to 141,575.23, 195,373.76 and 77,913.03

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Solution

The fourth proportional to 141,575.23, 195,373.76 and 77,913.03 is: 107,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,575.23 : 195,373.76 = 77,913.03 : x
  2. Step 2: Convert to fraction form
    141,575.23/195,373.76 = 77,913.03/x
  3. Step 3: Cross multiply
    141,575.23x = 195,373.76 × 77,913.03
  4. Step 4: Simplify right side
    141,575.23x = 15,222,161,624.09
  5. Step 5: Solve for x
    x = 15,222,161,624.09/141,575.23
  6. Step 6: Final answer
    x = 107,519.95

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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.