Home / 140,204.93-193,475.52-79,774.34

Finding the Fourth Proportional to 140,204.93, 193,475.52 and 79,774.34

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Solution

The fourth proportional to 140,204.93, 193,475.52 and 79,774.34 is: 110,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,204.93 : 193,475.52 = 79,774.34 : x
  2. Step 2: Convert to fraction form
    140,204.93/193,475.52 = 79,774.34/x
  3. Step 3: Cross multiply
    140,204.93x = 193,475.52 × 79,774.34
  4. Step 4: Simplify right side
    140,204.93x = 15,434,380,946.78
  5. Step 5: Solve for x
    x = 15,434,380,946.78/140,204.93
  6. Step 6: Final answer
    x = 110,084.44

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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.