Home / 124,300.85-186,451.28-111,178.85

Finding the Fourth Proportional to 124,300.85, 186,451.28 and 111,178.85

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Solution

The fourth proportional to 124,300.85, 186,451.28 and 111,178.85 is: 166,768.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,300.85 : 186,451.28 = 111,178.85 : x
  2. Step 2: Convert to fraction form
    124,300.85/186,451.28 = 111,178.85/x
  3. Step 3: Cross multiply
    124,300.85x = 186,451.28 × 111,178.85
  4. Step 4: Simplify right side
    124,300.85x = 20,729,438,335.53
  5. Step 5: Solve for x
    x = 20,729,438,335.53/124,300.85
  6. Step 6: Final answer
    x = 166,768.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.