Home / 126,141.10-174,074.08-69,552.47

Finding the Fourth Proportional to 126,141.10, 174,074.08 and 69,552.47

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Solution

The fourth proportional to 126,141.10, 174,074.08 and 69,552.47 is: 95,982.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,141.10 : 174,074.08 = 69,552.47 : x
  2. Step 2: Convert to fraction form
    126,141.10/174,074.08 = 69,552.47/x
  3. Step 3: Cross multiply
    126,141.10x = 174,074.08 × 69,552.47
  4. Step 4: Simplify right side
    126,141.10x = 12,107,282,053.10
  5. Step 5: Solve for x
    x = 12,107,282,053.10/126,141.10
  6. Step 6: Final answer
    x = 95,982.06

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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.