Home / 40,150.65-55,408.35-22,245.93

Finding the Fourth Proportional to 40,150.65, 55,408.35 and 22,245.93

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Solution

The fourth proportional to 40,150.65, 55,408.35 and 22,245.93 is: 30,699.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,150.65 : 55,408.35 = 22,245.93 : x
  2. Step 2: Convert to fraction form
    40,150.65/55,408.35 = 22,245.93/x
  3. Step 3: Cross multiply
    40,150.65x = 55,408.35 × 22,245.93
  4. Step 4: Simplify right side
    40,150.65x = 1,232,610,275.52
  5. Step 5: Solve for x
    x = 1,232,610,275.52/40,150.65
  6. Step 6: Final answer
    x = 30,699.63

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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.