Home / 126,435.35-174,472.94-69,063.05

Finding the Fourth Proportional to 126,435.35, 174,472.94 and 69,063.05

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Solution

The fourth proportional to 126,435.35, 174,472.94 and 69,063.05 is: 95,302.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,435.35 : 174,472.94 = 69,063.05 : x
  2. Step 2: Convert to fraction form
    126,435.35/174,472.94 = 69,063.05/x
  3. Step 3: Cross multiply
    126,435.35x = 174,472.94 × 69,063.05
  4. Step 4: Simplify right side
    126,435.35x = 12,049,633,987.71
  5. Step 5: Solve for x
    x = 12,049,633,987.71/126,435.35
  6. Step 6: Final answer
    x = 95,302.73

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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.