Home / 42,179.89-63,268.24-10,590.19

Finding the Fourth Proportional to 42,179.89, 63,268.24 and 10,590.19

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Solution

The fourth proportional to 42,179.89, 63,268.24 and 10,590.19 is: 15,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.89 : 63,268.24 = 10,590.19 : x
  2. Step 2: Convert to fraction form
    42,179.89/63,268.24 = 10,590.19/x
  3. Step 3: Cross multiply
    42,179.89x = 63,268.24 × 10,590.19
  4. Step 4: Simplify right side
    42,179.89x = 670,022,873.66
  5. Step 5: Solve for x
    x = 670,022,873.66/42,179.89
  6. Step 6: Final answer
    x = 15,884.89

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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.