Home / 195,104.34-292,455.63-76,727.70

Finding the Fourth Proportional to 195,104.34, 292,455.63 and 76,727.70

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Solution

The fourth proportional to 195,104.34, 292,455.63 and 76,727.70 is: 115,012.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,104.34 : 292,455.63 = 76,727.70 : x
  2. Step 2: Convert to fraction form
    195,104.34/292,455.63 = 76,727.70/x
  3. Step 3: Cross multiply
    195,104.34x = 292,455.63 × 76,727.70
  4. Step 4: Simplify right side
    195,104.34x = 22,439,447,841.95
  5. Step 5: Solve for x
    x = 22,439,447,841.95/195,104.34
  6. Step 6: Final answer
    x = 115,012.55

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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.