Home / 54,617.14-75,373.06-30,744.66

Finding the Fourth Proportional to 54,617.14, 75,373.06 and 30,744.66

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Solution

The fourth proportional to 54,617.14, 75,373.06 and 30,744.66 is: 42,428.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.14 : 75,373.06 = 30,744.66 : x
  2. Step 2: Convert to fraction form
    54,617.14/75,373.06 = 30,744.66/x
  3. Step 3: Cross multiply
    54,617.14x = 75,373.06 × 30,744.66
  4. Step 4: Simplify right side
    54,617.14x = 2,317,319,279.82
  5. Step 5: Solve for x
    x = 2,317,319,279.82/54,617.14
  6. Step 6: Final answer
    x = 42,428.43

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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.