Home / 124,365.24-171,651.72-79,034.38

Finding the Fourth Proportional to 124,365.24, 171,651.72 and 79,034.38

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Solution

The fourth proportional to 124,365.24, 171,651.72 and 79,034.38 is: 109,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,365.24 : 171,651.72 = 79,034.38 : x
  2. Step 2: Convert to fraction form
    124,365.24/171,651.72 = 79,034.38/x
  3. Step 3: Cross multiply
    124,365.24x = 171,651.72 × 79,034.38
  4. Step 4: Simplify right side
    124,365.24x = 13,566,387,133.38
  5. Step 5: Solve for x
    x = 13,566,387,133.38/124,365.24
  6. Step 6: Final answer
    x = 109,085.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.