Home / 43,542.20-60,002.22-30,931.64

Finding the Fourth Proportional to 43,542.20, 60,002.22 and 30,931.64

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Solution

The fourth proportional to 43,542.20, 60,002.22 and 30,931.64 is: 42,624.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,542.20 : 60,002.22 = 30,931.64 : x
  2. Step 2: Convert to fraction form
    43,542.20/60,002.22 = 30,931.64/x
  3. Step 3: Cross multiply
    43,542.20x = 60,002.22 × 30,931.64
  4. Step 4: Simplify right side
    43,542.20x = 1,855,967,068.24
  5. Step 5: Solve for x
    x = 1,855,967,068.24/43,542.20
  6. Step 6: Final answer
    x = 42,624.56

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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.