Home / 89,867.75-124,024.37-49,589.28

Finding the Fourth Proportional to 89,867.75, 124,024.37 and 49,589.28

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Solution

The fourth proportional to 89,867.75, 124,024.37 and 49,589.28 is: 68,437.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.75 : 124,024.37 = 49,589.28 : x
  2. Step 2: Convert to fraction form
    89,867.75/124,024.37 = 49,589.28/x
  3. Step 3: Cross multiply
    89,867.75x = 124,024.37 × 49,589.28
  4. Step 4: Simplify right side
    89,867.75x = 6,150,278,962.81
  5. Step 5: Solve for x
    x = 6,150,278,962.81/89,867.75
  6. Step 6: Final answer
    x = 68,437.00

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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.