Home / 48,224.46-72,301.64-20,152.56

Finding the Fourth Proportional to 48,224.46, 72,301.64 and 20,152.56

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Solution

The fourth proportional to 48,224.46, 72,301.64 and 20,152.56 is: 30,214.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,224.46 : 72,301.64 = 20,152.56 : x
  2. Step 2: Convert to fraction form
    48,224.46/72,301.64 = 20,152.56/x
  3. Step 3: Cross multiply
    48,224.46x = 72,301.64 × 20,152.56
  4. Step 4: Simplify right side
    48,224.46x = 1,457,063,138.20
  5. Step 5: Solve for x
    x = 1,457,063,138.20/48,224.46
  6. Step 6: Final answer
    x = 30,214.19

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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.