Home / 91,179.18-136,833.02-32,019.45

Finding the Fourth Proportional to 91,179.18, 136,833.02 and 32,019.45

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Solution

The fourth proportional to 91,179.18, 136,833.02 and 32,019.45 is: 48,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,179.18 : 136,833.02 = 32,019.45 : x
  2. Step 2: Convert to fraction form
    91,179.18/136,833.02 = 32,019.45/x
  3. Step 3: Cross multiply
    91,179.18x = 136,833.02 × 32,019.45
  4. Step 4: Simplify right side
    91,179.18x = 4,381,317,882.14
  5. Step 5: Solve for x
    x = 4,381,317,882.14/91,179.18
  6. Step 6: Final answer
    x = 48,051.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.