Home / 126,015.26-173,900.96-69,426.63

Finding the Fourth Proportional to 126,015.26, 173,900.96 and 69,426.63

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Solution

The fourth proportional to 126,015.26, 173,900.96 and 69,426.63 is: 95,808.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,015.26 : 173,900.96 = 69,426.63 : x
  2. Step 2: Convert to fraction form
    126,015.26/173,900.96 = 69,426.63/x
  3. Step 3: Cross multiply
    126,015.26x = 173,900.96 × 69,426.63
  4. Step 4: Simplify right side
    126,015.26x = 12,073,357,259.43
  5. Step 5: Solve for x
    x = 12,073,357,259.43/126,015.26
  6. Step 6: Final answer
    x = 95,808.70

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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.