Home / 54,002.62-74,522.91-30,131.92

Finding the Fourth Proportional to 54,002.62, 74,522.91 and 30,131.92

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Solution

The fourth proportional to 54,002.62, 74,522.91 and 30,131.92 is: 41,581.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.62 : 74,522.91 = 30,131.92 : x
  2. Step 2: Convert to fraction form
    54,002.62/74,522.91 = 30,131.92/x
  3. Step 3: Cross multiply
    54,002.62x = 74,522.91 × 30,131.92
  4. Step 4: Simplify right side
    54,002.62x = 2,245,518,362.29
  5. Step 5: Solve for x
    x = 2,245,518,362.29/54,002.62
  6. Step 6: Final answer
    x = 41,581.66

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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.