Home / 40,539.15-55,909.04-32,578.47

Finding the Fourth Proportional to 40,539.15, 55,909.04 and 32,578.47

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Solution

The fourth proportional to 40,539.15, 55,909.04 and 32,578.47 is: 44,930.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,539.15 : 55,909.04 = 32,578.47 : x
  2. Step 2: Convert to fraction form
    40,539.15/55,909.04 = 32,578.47/x
  3. Step 3: Cross multiply
    40,539.15x = 55,909.04 × 32,578.47
  4. Step 4: Simplify right side
    40,539.15x = 1,821,430,819.48
  5. Step 5: Solve for x
    x = 1,821,430,819.48/40,539.15
  6. Step 6: Final answer
    x = 44,930.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.