Home / 136,217.30-204,323.90-61,284.53

Finding the Fourth Proportional to 136,217.30, 204,323.90 and 61,284.53

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Solution

The fourth proportional to 136,217.30, 204,323.90 and 61,284.53 is: 91,925.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,217.30 : 204,323.90 = 61,284.53 : x
  2. Step 2: Convert to fraction form
    136,217.30/204,323.90 = 61,284.53/x
  3. Step 3: Cross multiply
    136,217.30x = 204,323.90 × 61,284.53
  4. Step 4: Simplify right side
    136,217.30x = 12,521,894,383.65
  5. Step 5: Solve for x
    x = 12,521,894,383.65/136,217.30
  6. Step 6: Final answer
    x = 91,925.88

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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.