Home / 174,016.90-261,025.35-120,872.80

Finding the Fourth Proportional to 174,016.90, 261,025.35 and 120,872.80

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Solution

The fourth proportional to 174,016.90, 261,025.35 and 120,872.80 is: 181,309.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,016.90 : 261,025.35 = 120,872.80 : x
  2. Step 2: Convert to fraction form
    174,016.90/261,025.35 = 120,872.80/x
  3. Step 3: Cross multiply
    174,016.90x = 261,025.35 × 120,872.80
  4. Step 4: Simplify right side
    174,016.90x = 31,550,864,925.48
  5. Step 5: Solve for x
    x = 31,550,864,925.48/174,016.90
  6. Step 6: Final answer
    x = 181,309.20

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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.