Home / 40,539.75-60,812.87-14,250.39

Finding the Fourth Proportional to 40,539.75, 60,812.87 and 14,250.39

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Solution

The fourth proportional to 40,539.75, 60,812.87 and 14,250.39 is: 21,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539.75 : 60,812.87 = 14,250.39 : x
  2. Step 2: Convert to fraction form
    40,539.75/60,812.87 = 14,250.39/x
  3. Step 3: Cross multiply
    40,539.75x = 60,812.87 × 14,250.39
  4. Step 4: Simplify right side
    40,539.75x = 866,607,114.52
  5. Step 5: Solve for x
    x = 866,607,114.52/40,539.75
  6. Step 6: Final answer
    x = 21,376.73

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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.