Home / 181,421.10-250,265.43-107,791.56

Finding the Fourth Proportional to 181,421.10, 250,265.43 and 107,791.56

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Solution

The fourth proportional to 181,421.10, 250,265.43 and 107,791.56 is: 148,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,421.10 : 250,265.43 = 107,791.56 : x
  2. Step 2: Convert to fraction form
    181,421.10/250,265.43 = 107,791.56/x
  3. Step 3: Cross multiply
    181,421.10x = 250,265.43 × 107,791.56
  4. Step 4: Simplify right side
    181,421.10x = 26,976,501,113.77
  5. Step 5: Solve for x
    x = 26,976,501,113.77/181,421.10
  6. Step 6: Final answer
    x = 148,695.50

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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.