Home / 136,631.58-204,887.13-61,748.70

Finding the Fourth Proportional to 136,631.58, 204,887.13 and 61,748.70

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Solution

The fourth proportional to 136,631.58, 204,887.13 and 61,748.70 is: 92,595.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,631.58 : 204,887.13 = 61,748.70 : x
  2. Step 2: Convert to fraction form
    136,631.58/204,887.13 = 61,748.70/x
  3. Step 3: Cross multiply
    136,631.58x = 204,887.13 × 61,748.70
  4. Step 4: Simplify right side
    136,631.58x = 12,651,513,924.23
  5. Step 5: Solve for x
    x = 12,651,513,924.23/136,631.58
  6. Step 6: Final answer
    x = 92,595.83

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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.