Home / 126,301.60-174,296.10-69,712.84

Finding the Fourth Proportional to 126,301.60, 174,296.10 and 69,712.84

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Solution

The fourth proportional to 126,301.60, 174,296.10 and 69,712.84 is: 96,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,301.60 : 174,296.10 = 69,712.84 : x
  2. Step 2: Convert to fraction form
    126,301.60/174,296.10 = 69,712.84/x
  3. Step 3: Cross multiply
    126,301.60x = 174,296.10 × 69,712.84
  4. Step 4: Simplify right side
    126,301.60x = 12,150,676,131.92
  5. Step 5: Solve for x
    x = 12,150,676,131.92/126,301.60
  6. Step 6: Final answer
    x = 96,203.66

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1.5x scale

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.