Home / 126,654.84-174,776.94-70,065

Finding the Fourth Proportional to 126,654.84, 174,776.94 and 70,065

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Solution

The fourth proportional to 126,654.84, 174,776.94 and 70,065 is: 96,685.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,654.84 : 174,776.94 = 70,065 : x
  2. Step 2: Convert to fraction form
    126,654.84/174,776.94 = 70,065/x
  3. Step 3: Cross multiply
    126,654.84x = 174,776.94 × 70,065
  4. Step 4: Simplify right side
    126,654.84x = 12,245,746,301.10
  5. Step 5: Solve for x
    x = 12,245,746,301.10/126,654.84
  6. Step 6: Final answer
    x = 96,685.97

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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.