Home / 107,446.02-161,113.40-48,230.70

Finding the Fourth Proportional to 107,446.02, 161,113.40 and 48,230.70

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Solution

The fourth proportional to 107,446.02, 161,113.40 and 48,230.70 is: 72,321.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,446.02 : 161,113.40 = 48,230.70 : x
  2. Step 2: Convert to fraction form
    107,446.02/161,113.40 = 48,230.70/x
  3. Step 3: Cross multiply
    107,446.02x = 161,113.40 × 48,230.70
  4. Step 4: Simplify right side
    107,446.02x = 7,770,612,061.38
  5. Step 5: Solve for x
    x = 7,770,612,061.38/107,446.02
  6. Step 6: Final answer
    x = 72,321.08

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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.