Home / 126,323.13-174,326.25-69,734.50

Finding the Fourth Proportional to 126,323.13, 174,326.25 and 69,734.50

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Solution

The fourth proportional to 126,323.13, 174,326.25 and 69,734.50 is: 96,233.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,323.13 : 174,326.25 = 69,734.50 : x
  2. Step 2: Convert to fraction form
    126,323.13/174,326.25 = 69,734.50/x
  3. Step 3: Cross multiply
    126,323.13x = 174,326.25 × 69,734.50
  4. Step 4: Simplify right side
    126,323.13x = 12,156,553,880.63
  5. Step 5: Solve for x
    x = 12,156,553,880.63/126,323.13
  6. Step 6: Final answer
    x = 96,233.80

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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.