Home / 149,132.28-223,621.20-43,937.40

Finding the Fourth Proportional to 149,132.28, 223,621.20 and 43,937.40

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Solution

The fourth proportional to 149,132.28, 223,621.20 and 43,937.40 is: 65,883.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,132.28 : 223,621.20 = 43,937.40 : x
  2. Step 2: Convert to fraction form
    149,132.28/223,621.20 = 43,937.40/x
  3. Step 3: Cross multiply
    149,132.28x = 223,621.20 × 43,937.40
  4. Step 4: Simplify right side
    149,132.28x = 9,825,334,112.88
  5. Step 5: Solve for x
    x = 9,825,334,112.88/149,132.28
  6. Step 6: Final answer
    x = 65,883.35

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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.