Home / 48,549.23-72,852.15-20,467.57

Finding the Fourth Proportional to 48,549.23, 72,852.15 and 20,467.57

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Solution

The fourth proportional to 48,549.23, 72,852.15 and 20,467.57 is: 30,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,549.23 : 72,852.15 = 20,467.57 : x
  2. Step 2: Convert to fraction form
    48,549.23/72,852.15 = 20,467.57/x
  3. Step 3: Cross multiply
    48,549.23x = 72,852.15 × 20,467.57
  4. Step 4: Simplify right side
    48,549.23x = 1,491,106,479.78
  5. Step 5: Solve for x
    x = 1,491,106,479.78/48,549.23
  6. Step 6: Final answer
    x = 30,713.29

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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.