Home / 243,497.44-336,020.22-136,068.36

Finding the Fourth Proportional to 243,497.44, 336,020.22 and 136,068.36

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Solution

The fourth proportional to 243,497.44, 336,020.22 and 136,068.36 is: 187,770.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,497.44 : 336,020.22 = 136,068.36 : x
  2. Step 2: Convert to fraction form
    243,497.44/336,020.22 = 136,068.36/x
  3. Step 3: Cross multiply
    243,497.44x = 336,020.22 × 136,068.36
  4. Step 4: Simplify right side
    243,497.44x = 45,721,720,262.24
  5. Step 5: Solve for x
    x = 45,721,720,262.24/243,497.44
  6. Step 6: Final answer
    x = 187,770.85

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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.