Home / 126,070.89-173,975.54-68,710.71

Finding the Fourth Proportional to 126,070.89, 173,975.54 and 68,710.71

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Solution

The fourth proportional to 126,070.89, 173,975.54 and 68,710.71 is: 94,819.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,070.89 : 173,975.54 = 68,710.71 : x
  2. Step 2: Convert to fraction form
    126,070.89/173,975.54 = 68,710.71/x
  3. Step 3: Cross multiply
    126,070.89x = 173,975.54 × 68,710.71
  4. Step 4: Simplify right side
    126,070.89x = 11,953,982,532.48
  5. Step 5: Solve for x
    x = 11,953,982,532.48/126,070.89
  6. Step 6: Final answer
    x = 94,819.53

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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.