Home / 48,733.20-73,100.08-13,672.80

Finding the Fourth Proportional to 48,733.20, 73,100.08 and 13,672.80

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Solution

The fourth proportional to 48,733.20, 73,100.08 and 13,672.80 is: 20,509.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,733.20 : 73,100.08 = 13,672.80 : x
  2. Step 2: Convert to fraction form
    48,733.20/73,100.08 = 13,672.80/x
  3. Step 3: Cross multiply
    48,733.20x = 73,100.08 × 13,672.80
  4. Step 4: Simplify right side
    48,733.20x = 999,482,773.82
  5. Step 5: Solve for x
    x = 999,482,773.82/48,733.20
  6. Step 6: Final answer
    x = 20,509.28

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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.