Home / 42,204.02-63,287.56-20,023.72

Finding the Fourth Proportional to 42,204.02, 63,287.56 and 20,023.72

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Solution

The fourth proportional to 42,204.02, 63,287.56 and 20,023.72 is: 30,026.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,204.02 : 63,287.56 = 20,023.72 : x
  2. Step 2: Convert to fraction form
    42,204.02/63,287.56 = 20,023.72/x
  3. Step 3: Cross multiply
    42,204.02x = 63,287.56 × 20,023.72
  4. Step 4: Simplify right side
    42,204.02x = 1,267,252,172.65
  5. Step 5: Solve for x
    x = 1,267,252,172.65/42,204.02
  6. Step 6: Final answer
    x = 30,026.82

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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.