Home / 140,236.04-193,525.72-76,573.88

Finding the Fourth Proportional to 140,236.04, 193,525.72 and 76,573.88

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Solution

The fourth proportional to 140,236.04, 193,525.72 and 76,573.88 is: 105,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,236.04 : 193,525.72 = 76,573.88 : x
  2. Step 2: Convert to fraction form
    140,236.04/193,525.72 = 76,573.88/x
  3. Step 3: Cross multiply
    140,236.04x = 193,525.72 × 76,573.88
  4. Step 4: Simplify right side
    140,236.04x = 14,819,015,552.57
  5. Step 5: Solve for x
    x = 14,819,015,552.57/140,236.04
  6. Step 6: Final answer
    x = 105,671.95

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1.5x scale

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.