Home / 42,179.01-63,268.47-17,230.79

Finding the Fourth Proportional to 42,179.01, 63,268.47 and 17,230.79

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Solution

The fourth proportional to 42,179.01, 63,268.47 and 17,230.79 is: 25,846.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.01 : 63,268.47 = 17,230.79 : x
  2. Step 2: Convert to fraction form
    42,179.01/63,268.47 = 17,230.79/x
  3. Step 3: Cross multiply
    42,179.01x = 63,268.47 × 17,230.79
  4. Step 4: Simplify right side
    42,179.01x = 1,090,165,403.85
  5. Step 5: Solve for x
    x = 1,090,165,403.85/42,179.01
  6. Step 6: Final answer
    x = 25,846.16

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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.