Home / 54,566.62-81,368.02-47,930.28

Finding the Fourth Proportional to 54,566.62, 81,368.02 and 47,930.28

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Solution

The fourth proportional to 54,566.62, 81,368.02 and 47,930.28 is: 71,472.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,566.62 : 81,368.02 = 47,930.28 : x
  2. Step 2: Convert to fraction form
    54,566.62/81,368.02 = 47,930.28/x
  3. Step 3: Cross multiply
    54,566.62x = 81,368.02 × 47,930.28
  4. Step 4: Simplify right side
    54,566.62x = 3,899,991,981.65
  5. Step 5: Solve for x
    x = 3,899,991,981.65/54,566.62
  6. Step 6: Final answer
    x = 71,472.12

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.