Home / 176,712.19-243,857.26-96,137.66

Finding the Fourth Proportional to 176,712.19, 243,857.26 and 96,137.66

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Solution

The fourth proportional to 176,712.19, 243,857.26 and 96,137.66 is: 132,666.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,712.19 : 243,857.26 = 96,137.66 : x
  2. Step 2: Convert to fraction form
    176,712.19/243,857.26 = 96,137.66/x
  3. Step 3: Cross multiply
    176,712.19x = 243,857.26 × 96,137.66
  4. Step 4: Simplify right side
    176,712.19x = 23,443,866,350.41
  5. Step 5: Solve for x
    x = 23,443,866,350.41/176,712.19
  6. Step 6: Final answer
    x = 132,666.94

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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.