Home / 40,173.48-55,432.89-25,063.74

Finding the Fourth Proportional to 40,173.48, 55,432.89 and 25,063.74

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Solution

The fourth proportional to 40,173.48, 55,432.89 and 25,063.74 is: 34,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,173.48 : 55,432.89 = 25,063.74 : x
  2. Step 2: Convert to fraction form
    40,173.48/55,432.89 = 25,063.74/x
  3. Step 3: Cross multiply
    40,173.48x = 55,432.89 × 25,063.74
  4. Step 4: Simplify right side
    40,173.48x = 1,389,355,542.41
  5. Step 5: Solve for x
    x = 1,389,355,542.41/40,173.48
  6. Step 6: Final answer
    x = 34,583.90

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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.