Home / 54,356.76-75,012.95-30,158.17

Finding the Fourth Proportional to 54,356.76, 75,012.95 and 30,158.17

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Solution

The fourth proportional to 54,356.76, 75,012.95 and 30,158.17 is: 41,618.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,356.76 : 75,012.95 = 30,158.17 : x
  2. Step 2: Convert to fraction form
    54,356.76/75,012.95 = 30,158.17/x
  3. Step 3: Cross multiply
    54,356.76x = 75,012.95 × 30,158.17
  4. Step 4: Simplify right side
    54,356.76x = 2,262,253,608.11
  5. Step 5: Solve for x
    x = 2,262,253,608.11/54,356.76
  6. Step 6: Final answer
    x = 41,618.62

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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.