Home / 66,331.76-99,409.88-26,842.16

Finding the Fourth Proportional to 66,331.76, 99,409.88 and 26,842.16

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Solution

The fourth proportional to 66,331.76, 99,409.88 and 26,842.16 is: 40,227.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,331.76 : 99,409.88 = 26,842.16 : x
  2. Step 2: Convert to fraction form
    66,331.76/99,409.88 = 26,842.16/x
  3. Step 3: Cross multiply
    66,331.76x = 99,409.88 × 26,842.16
  4. Step 4: Simplify right side
    66,331.76x = 2,668,375,904.54
  5. Step 5: Solve for x
    x = 2,668,375,904.54/66,331.76
  6. Step 6: Final answer
    x = 40,227.73

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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.