Home / 131,165.28-196,726.95-46,909.71

Finding the Fourth Proportional to 131,165.28, 196,726.95 and 46,909.71

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Solution

The fourth proportional to 131,165.28, 196,726.95 and 46,909.71 is: 70,357.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,165.28 : 196,726.95 = 46,909.71 : x
  2. Step 2: Convert to fraction form
    131,165.28/196,726.95 = 46,909.71/x
  3. Step 3: Cross multiply
    131,165.28x = 196,726.95 × 46,909.71
  4. Step 4: Simplify right side
    131,165.28x = 9,228,404,173.68
  5. Step 5: Solve for x
    x = 9,228,404,173.68/131,165.28
  6. Step 6: Final answer
    x = 70,357.07

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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.