Home / 91,092.54-125,708.38-50,808.92

Finding the Fourth Proportional to 91,092.54, 125,708.38 and 50,808.92

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Solution

The fourth proportional to 91,092.54, 125,708.38 and 50,808.92 is: 70,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,092.54 : 125,708.38 = 50,808.92 : x
  2. Step 2: Convert to fraction form
    91,092.54/125,708.38 = 50,808.92/x
  3. Step 3: Cross multiply
    91,092.54x = 125,708.38 × 50,808.92
  4. Step 4: Simplify right side
    91,092.54x = 6,387,106,267.19
  5. Step 5: Solve for x
    x = 6,387,106,267.19/91,092.54
  6. Step 6: Final answer
    x = 70,116.68

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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.