Home / 125,527.12-173,177.33-80,193.34

Finding the Fourth Proportional to 125,527.12, 173,177.33 and 80,193.34

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Solution

The fourth proportional to 125,527.12, 173,177.33 and 80,193.34 is: 110,634.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,527.12 : 173,177.33 = 80,193.34 : x
  2. Step 2: Convert to fraction form
    125,527.12/173,177.33 = 80,193.34/x
  3. Step 3: Cross multiply
    125,527.12x = 173,177.33 × 80,193.34
  4. Step 4: Simplify right side
    125,527.12x = 13,887,668,504.98
  5. Step 5: Solve for x
    x = 13,887,668,504.98/125,527.12
  6. Step 6: Final answer
    x = 110,634.81

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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.