Home / 141,353.19-194,989.55-89,575.56

Finding the Fourth Proportional to 141,353.19, 194,989.55 and 89,575.56

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Solution

The fourth proportional to 141,353.19, 194,989.55 and 89,575.56 is: 123,564.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,353.19 : 194,989.55 = 89,575.56 : x
  2. Step 2: Convert to fraction form
    141,353.19/194,989.55 = 89,575.56/x
  3. Step 3: Cross multiply
    141,353.19x = 194,989.55 × 89,575.56
  4. Step 4: Simplify right side
    141,353.19x = 17,466,297,687.52
  5. Step 5: Solve for x
    x = 17,466,297,687.52/141,353.19
  6. Step 6: Final answer
    x = 123,564.93

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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.