Home / 136,518.54-204,870.08-47,772.83

Finding the Fourth Proportional to 136,518.54, 204,870.08 and 47,772.83

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Solution

The fourth proportional to 136,518.54, 204,870.08 and 47,772.83 is: 71,691.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,518.54 : 204,870.08 = 47,772.83 : x
  2. Step 2: Convert to fraction form
    136,518.54/204,870.08 = 47,772.83/x
  3. Step 3: Cross multiply
    136,518.54x = 204,870.08 × 47,772.83
  4. Step 4: Simplify right side
    136,518.54x = 9,787,223,503.93
  5. Step 5: Solve for x
    x = 9,787,223,503.93/136,518.54
  6. Step 6: Final answer
    x = 71,691.53

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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.