Home / 107,691.75-148,612.02-59,944.05

Finding the Fourth Proportional to 107,691.75, 148,612.02 and 59,944.05

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Solution

The fourth proportional to 107,691.75, 148,612.02 and 59,944.05 is: 82,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,691.75 : 148,612.02 = 59,944.05 : x
  2. Step 2: Convert to fraction form
    107,691.75/148,612.02 = 59,944.05/x
  3. Step 3: Cross multiply
    107,691.75x = 148,612.02 × 59,944.05
  4. Step 4: Simplify right side
    107,691.75x = 8,908,406,357.48
  5. Step 5: Solve for x
    x = 8,908,406,357.48/107,691.75
  6. Step 6: Final answer
    x = 82,721.34

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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.