Home / 96,700.76-133,497.15-75,142.34

Finding the Fourth Proportional to 96,700.76, 133,497.15 and 75,142.34

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Solution

The fourth proportional to 96,700.76, 133,497.15 and 75,142.34 is: 103,735.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,700.76 : 133,497.15 = 75,142.34 : x
  2. Step 2: Convert to fraction form
    96,700.76/133,497.15 = 75,142.34/x
  3. Step 3: Cross multiply
    96,700.76x = 133,497.15 × 75,142.34
  4. Step 4: Simplify right side
    96,700.76x = 10,031,288,234.33
  5. Step 5: Solve for x
    x = 10,031,288,234.33/96,700.76
  6. Step 6: Final answer
    x = 103,735.36

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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.