Home / 243,752.13-336,367.97-141,780.51

Finding the Fourth Proportional to 243,752.13, 336,367.97 and 141,780.51

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Solution

The fourth proportional to 243,752.13, 336,367.97 and 141,780.51 is: 195,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,752.13 : 336,367.97 = 141,780.51 : x
  2. Step 2: Convert to fraction form
    243,752.13/336,367.97 = 141,780.51/x
  3. Step 3: Cross multiply
    243,752.13x = 336,367.97 × 141,780.51
  4. Step 4: Simplify right side
    243,752.13x = 47,690,422,334.26
  5. Step 5: Solve for x
    x = 47,690,422,334.26/243,752.13
  6. Step 6: Final answer
    x = 195,651.31

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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.