Home / 183,215.19-252,833.88-102,642.45

Finding the Fourth Proportional to 183,215.19, 252,833.88 and 102,642.45

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Solution

The fourth proportional to 183,215.19, 252,833.88 and 102,642.45 is: 141,644.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,215.19 : 252,833.88 = 102,642.45 : x
  2. Step 2: Convert to fraction form
    183,215.19/252,833.88 = 102,642.45/x
  3. Step 3: Cross multiply
    183,215.19x = 252,833.88 × 102,642.45
  4. Step 4: Simplify right side
    183,215.19x = 25,951,488,886.21
  5. Step 5: Solve for x
    x = 25,951,488,886.21/183,215.19
  6. Step 6: Final answer
    x = 141,644.85

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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.