Home / 42,452.12-63,620.73-16,142.51

Finding the Fourth Proportional to 42,452.12, 63,620.73 and 16,142.51

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Solution

The fourth proportional to 42,452.12, 63,620.73 and 16,142.51 is: 24,191.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,452.12 : 63,620.73 = 16,142.51 : x
  2. Step 2: Convert to fraction form
    42,452.12/63,620.73 = 16,142.51/x
  3. Step 3: Cross multiply
    42,452.12x = 63,620.73 × 16,142.51
  4. Step 4: Simplify right side
    42,452.12x = 1,026,997,952.13
  5. Step 5: Solve for x
    x = 1,026,997,952.13/42,452.12
  6. Step 6: Final answer
    x = 24,191.91

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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.