Home / 140,537.61-193,887.41-89,541.23

Finding the Fourth Proportional to 140,537.61, 193,887.41 and 89,541.23

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Solution

The fourth proportional to 140,537.61, 193,887.41 and 89,541.23 is: 123,532.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,537.61 : 193,887.41 = 89,541.23 : x
  2. Step 2: Convert to fraction form
    140,537.61/193,887.41 = 89,541.23/x
  3. Step 3: Cross multiply
    140,537.61x = 193,887.41 × 89,541.23
  4. Step 4: Simplify right side
    140,537.61x = 17,360,915,755.77
  5. Step 5: Solve for x
    x = 17,360,915,755.77/140,537.61
  6. Step 6: Final answer
    x = 123,532.17

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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.