Home / 102,830.58-141,908.13-62,546.04

Finding the Fourth Proportional to 102,830.58, 141,908.13 and 62,546.04

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Solution

The fourth proportional to 102,830.58, 141,908.13 and 62,546.04 is: 86,314.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,830.58 : 141,908.13 = 62,546.04 : x
  2. Step 2: Convert to fraction form
    102,830.58/141,908.13 = 62,546.04/x
  3. Step 3: Cross multiply
    102,830.58x = 141,908.13 × 62,546.04
  4. Step 4: Simplify right side
    102,830.58x = 8,875,791,575.31
  5. Step 5: Solve for x
    x = 8,875,791,575.31/102,830.58
  6. Step 6: Final answer
    x = 86,314.71

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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.