Home / 121,695.84-182,546.64-38,590.56

Finding the Fourth Proportional to 121,695.84, 182,546.64 and 38,590.56

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Solution

The fourth proportional to 121,695.84, 182,546.64 and 38,590.56 is: 57,886.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,695.84 : 182,546.64 = 38,590.56 : x
  2. Step 2: Convert to fraction form
    121,695.84/182,546.64 = 38,590.56/x
  3. Step 3: Cross multiply
    121,695.84x = 182,546.64 × 38,590.56
  4. Step 4: Simplify right side
    121,695.84x = 7,044,577,063.72
  5. Step 5: Solve for x
    x = 7,044,577,063.72/121,695.84
  6. Step 6: Final answer
    x = 57,886.75

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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.