Home / 54,868.16-75,690.24-34,691.06

Finding the Fourth Proportional to 54,868.16, 75,690.24 and 34,691.06

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Solution

The fourth proportional to 54,868.16, 75,690.24 and 34,691.06 is: 47,856.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,868.16 : 75,690.24 = 34,691.06 : x
  2. Step 2: Convert to fraction form
    54,868.16/75,690.24 = 34,691.06/x
  3. Step 3: Cross multiply
    54,868.16x = 75,690.24 × 34,691.06
  4. Step 4: Simplify right side
    54,868.16x = 2,625,774,657.25
  5. Step 5: Solve for x
    x = 2,625,774,657.25/54,868.16
  6. Step 6: Final answer
    x = 47,856.07

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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.