Home / 89,389.44-123,311.16-60,710.58

Finding the Fourth Proportional to 89,389.44, 123,311.16 and 60,710.58

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Solution

The fourth proportional to 89,389.44, 123,311.16 and 60,710.58 is: 83,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,389.44 : 123,311.16 = 60,710.58 : x
  2. Step 2: Convert to fraction form
    89,389.44/123,311.16 = 60,710.58/x
  3. Step 3: Cross multiply
    89,389.44x = 123,311.16 × 60,710.58
  4. Step 4: Simplify right side
    89,389.44x = 7,486,292,044.07
  5. Step 5: Solve for x
    x = 7,486,292,044.07/89,389.44
  6. Step 6: Final answer
    x = 83,749.18

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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.