Home / 140,537.58-193,887.42-89,541.24

Finding the Fourth Proportional to 140,537.58, 193,887.42 and 89,541.24

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Solution

The fourth proportional to 140,537.58, 193,887.42 and 89,541.24 is: 123,532.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,537.58 : 193,887.42 = 89,541.24 : x
  2. Step 2: Convert to fraction form
    140,537.58/193,887.42 = 89,541.24/x
  3. Step 3: Cross multiply
    140,537.58x = 193,887.42 × 89,541.24
  4. Step 4: Simplify right side
    140,537.58x = 17,360,920,007.20
  5. Step 5: Solve for x
    x = 17,360,920,007.20/140,537.58
  6. Step 6: Final answer
    x = 123,532.23

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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.