Home / 40,161.88-55,411.50-24,239.80

Finding the Fourth Proportional to 40,161.88, 55,411.50 and 24,239.80

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Solution

The fourth proportional to 40,161.88, 55,411.50 and 24,239.80 is: 33,443.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,161.88 : 55,411.50 = 24,239.80 : x
  2. Step 2: Convert to fraction form
    40,161.88/55,411.50 = 24,239.80/x
  3. Step 3: Cross multiply
    40,161.88x = 55,411.50 × 24,239.80
  4. Step 4: Simplify right side
    40,161.88x = 1,343,163,677.70
  5. Step 5: Solve for x
    x = 1,343,163,677.70/40,161.88
  6. Step 6: Final answer
    x = 33,443.75

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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.