Home / 42,668.20-64,002.30-29,546.20

Finding the Fourth Proportional to 42,668.20, 64,002.30 and 29,546.20

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Solution

The fourth proportional to 42,668.20, 64,002.30 and 29,546.20 is: 44,319.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,668.20 : 64,002.30 = 29,546.20 : x
  2. Step 2: Convert to fraction form
    42,668.20/64,002.30 = 29,546.20/x
  3. Step 3: Cross multiply
    42,668.20x = 64,002.30 × 29,546.20
  4. Step 4: Simplify right side
    42,668.20x = 1,891,024,756.26
  5. Step 5: Solve for x
    x = 1,891,024,756.26/42,668.20
  6. Step 6: Final answer
    x = 44,319.30

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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.