Home / 131,637.11-181,470.26-93,845.75

Finding the Fourth Proportional to 131,637.11, 181,470.26 and 93,845.75

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Solution

The fourth proportional to 131,637.11, 181,470.26 and 93,845.75 is: 129,372.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,637.11 : 181,470.26 = 93,845.75 : x
  2. Step 2: Convert to fraction form
    131,637.11/181,470.26 = 93,845.75/x
  3. Step 3: Cross multiply
    131,637.11x = 181,470.26 × 93,845.75
  4. Step 4: Simplify right side
    131,637.11x = 17,030,211,275.82
  5. Step 5: Solve for x
    x = 17,030,211,275.82/131,637.11
  6. Step 6: Final answer
    x = 129,372.42

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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.