Home / 96,665.78-133,337.40-69,847.67

Finding the Fourth Proportional to 96,665.78, 133,337.40 and 69,847.67

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Solution

The fourth proportional to 96,665.78, 133,337.40 and 69,847.67 is: 96,345.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,665.78 : 133,337.40 = 69,847.67 : x
  2. Step 2: Convert to fraction form
    96,665.78/133,337.40 = 69,847.67/x
  3. Step 3: Cross multiply
    96,665.78x = 133,337.40 × 69,847.67
  4. Step 4: Simplify right side
    96,665.78x = 9,313,306,713.86
  5. Step 5: Solve for x
    x = 9,313,306,713.86/96,665.78
  6. Step 6: Final answer
    x = 96,345.44

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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.