Home / 174,704.20-262,056.30-81,392.20

Finding the Fourth Proportional to 174,704.20, 262,056.30 and 81,392.20

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Solution

The fourth proportional to 174,704.20, 262,056.30 and 81,392.20 is: 122,088.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,704.20 : 262,056.30 = 81,392.20 : x
  2. Step 2: Convert to fraction form
    174,704.20/262,056.30 = 81,392.20/x
  3. Step 3: Cross multiply
    174,704.20x = 262,056.30 × 81,392.20
  4. Step 4: Simplify right side
    174,704.20x = 21,329,338,780.86
  5. Step 5: Solve for x
    x = 21,329,338,780.86/174,704.20
  6. Step 6: Final answer
    x = 122,088.30

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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.