Home / 176,740.16-243,906.65-96,172.89

Finding the Fourth Proportional to 176,740.16, 243,906.65 and 96,172.89

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Solution

The fourth proportional to 176,740.16, 243,906.65 and 96,172.89 is: 132,721.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,740.16 : 243,906.65 = 96,172.89 : x
  2. Step 2: Convert to fraction form
    176,740.16/243,906.65 = 96,172.89/x
  3. Step 3: Cross multiply
    176,740.16x = 243,906.65 × 96,172.89
  4. Step 4: Simplify right side
    176,740.16x = 23,457,206,939.85
  5. Step 5: Solve for x
    x = 23,457,206,939.85/176,740.16
  6. Step 6: Final answer
    x = 132,721.43

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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.