Home / 40,240.53-55,529.35-25,132.30

Finding the Fourth Proportional to 40,240.53, 55,529.35 and 25,132.30

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Solution

The fourth proportional to 40,240.53, 55,529.35 and 25,132.30 is: 34,680.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,240.53 : 55,529.35 = 25,132.30 : x
  2. Step 2: Convert to fraction form
    40,240.53/55,529.35 = 25,132.30/x
  3. Step 3: Cross multiply
    40,240.53x = 55,529.35 × 25,132.30
  4. Step 4: Simplify right side
    40,240.53x = 1,395,580,081.35
  5. Step 5: Solve for x
    x = 1,395,580,081.35/40,240.53
  6. Step 6: Final answer
    x = 34,680.96

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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.