Home / 96,950.20-145,425.42-83,762.68

Finding the Fourth Proportional to 96,950.20, 145,425.42 and 83,762.68

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Solution

The fourth proportional to 96,950.20, 145,425.42 and 83,762.68 is: 125,644.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,950.20 : 145,425.42 = 83,762.68 : x
  2. Step 2: Convert to fraction form
    96,950.20/145,425.42 = 83,762.68/x
  3. Step 3: Cross multiply
    96,950.20x = 145,425.42 × 83,762.68
  4. Step 4: Simplify right side
    96,950.20x = 12,181,222,919.33
  5. Step 5: Solve for x
    x = 12,181,222,919.33/96,950.20
  6. Step 6: Final answer
    x = 125,644.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.