Home / 54,230.13-81,470.07-38,474.28

Finding the Fourth Proportional to 54,230.13, 81,470.07 and 38,474.28

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Solution

The fourth proportional to 54,230.13, 81,470.07 and 38,474.28 is: 57,800.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,230.13 : 81,470.07 = 38,474.28 : x
  2. Step 2: Convert to fraction form
    54,230.13/81,470.07 = 38,474.28/x
  3. Step 3: Cross multiply
    54,230.13x = 81,470.07 × 38,474.28
  4. Step 4: Simplify right side
    54,230.13x = 3,134,502,284.80
  5. Step 5: Solve for x
    x = 3,134,502,284.80/54,230.13
  6. Step 6: Final answer
    x = 57,800.01

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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.