Home / 50,543.18-75,814.77-15,478.28

Finding the Fourth Proportional to 50,543.18, 75,814.77 and 15,478.28

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Solution

The fourth proportional to 50,543.18, 75,814.77 and 15,478.28 is: 23,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543.18 : 75,814.77 = 15,478.28 : x
  2. Step 2: Convert to fraction form
    50,543.18/75,814.77 = 15,478.28/x
  3. Step 3: Cross multiply
    50,543.18x = 75,814.77 × 15,478.28
  4. Step 4: Simplify right side
    50,543.18x = 1,173,482,160.80
  5. Step 5: Solve for x
    x = 1,173,482,160.80/50,543.18
  6. Step 6: Final answer
    x = 23,217.42

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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.