Home / 40,219.92-55,528.56-25,886.16

Finding the Fourth Proportional to 40,219.92, 55,528.56 and 25,886.16

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Solution

The fourth proportional to 40,219.92, 55,528.56 and 25,886.16 is: 35,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,219.92 : 55,528.56 = 25,886.16 : x
  2. Step 2: Convert to fraction form
    40,219.92/55,528.56 = 25,886.16/x
  3. Step 3: Cross multiply
    40,219.92x = 55,528.56 × 25,886.16
  4. Step 4: Simplify right side
    40,219.92x = 1,437,421,188.73
  5. Step 5: Solve for x
    x = 1,437,421,188.73/40,219.92
  6. Step 6: Final answer
    x = 35,739.04

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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.