Home / 54,755.04-82,140.66-17,306.63

Finding the Fourth Proportional to 54,755.04, 82,140.66 and 17,306.63

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Solution

The fourth proportional to 54,755.04, 82,140.66 and 17,306.63 is: 25,962.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,755.04 : 82,140.66 = 17,306.63 : x
  2. Step 2: Convert to fraction form
    54,755.04/82,140.66 = 17,306.63/x
  3. Step 3: Cross multiply
    54,755.04x = 82,140.66 × 17,306.63
  4. Step 4: Simplify right side
    54,755.04x = 1,421,577,599.87
  5. Step 5: Solve for x
    x = 1,421,577,599.87/54,755.04
  6. Step 6: Final answer
    x = 25,962.50

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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.