Home / 36,719.52-55,111.20-20,094.72

Finding the Fourth Proportional to 36,719.52, 55,111.20 and 20,094.72

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Solution

The fourth proportional to 36,719.52, 55,111.20 and 20,094.72 is: 30,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.52 : 55,111.20 = 20,094.72 : x
  2. Step 2: Convert to fraction form
    36,719.52/55,111.20 = 20,094.72/x
  3. Step 3: Cross multiply
    36,719.52x = 55,111.20 × 20,094.72
  4. Step 4: Simplify right side
    36,719.52x = 1,107,444,132.86
  5. Step 5: Solve for x
    x = 1,107,444,132.86/36,719.52
  6. Step 6: Final answer
    x = 30,159.55

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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.