Home / 89,949.32-124,014.67-73,756.97

Finding the Fourth Proportional to 89,949.32, 124,014.67 and 73,756.97

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Solution

The fourth proportional to 89,949.32, 124,014.67 and 73,756.97 is: 101,690.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,949.32 : 124,014.67 = 73,756.97 : x
  2. Step 2: Convert to fraction form
    89,949.32/124,014.67 = 73,756.97/x
  3. Step 3: Cross multiply
    89,949.32x = 124,014.67 × 73,756.97
  4. Step 4: Simplify right side
    89,949.32x = 9,146,946,294.75
  5. Step 5: Solve for x
    x = 9,146,946,294.75/89,949.32
  6. Step 6: Final answer
    x = 101,690.00

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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.