Home / 140,094.20-193,330.32-79,663.34

Finding the Fourth Proportional to 140,094.20, 193,330.32 and 79,663.34

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Solution

The fourth proportional to 140,094.20, 193,330.32 and 79,663.34 is: 109,935.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,094.20 : 193,330.32 = 79,663.34 : x
  2. Step 2: Convert to fraction form
    140,094.20/193,330.32 = 79,663.34/x
  3. Step 3: Cross multiply
    140,094.20x = 193,330.32 × 79,663.34
  4. Step 4: Simplify right side
    140,094.20x = 15,401,339,014.47
  5. Step 5: Solve for x
    x = 15,401,339,014.47/140,094.20
  6. Step 6: Final answer
    x = 109,935.59

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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.