Home / 38,428.60-57,527.70-36,150.20

Finding the Fourth Proportional to 38,428.60, 57,527.70 and 36,150.20

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Solution

The fourth proportional to 38,428.60, 57,527.70 and 36,150.20 is: 54,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,428.60 : 57,527.70 = 36,150.20 : x
  2. Step 2: Convert to fraction form
    38,428.60/57,527.70 = 36,150.20/x
  3. Step 3: Cross multiply
    38,428.60x = 57,527.70 × 36,150.20
  4. Step 4: Simplify right side
    38,428.60x = 2,079,637,860.54
  5. Step 5: Solve for x
    x = 2,079,637,860.54/38,428.60
  6. Step 6: Final answer
    x = 54,116.93

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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.