Home / 174,016.40-261,024.60-120,872.30

Finding the Fourth Proportional to 174,016.40, 261,024.60 and 120,872.30

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Solution

The fourth proportional to 174,016.40, 261,024.60 and 120,872.30 is: 181,308.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,016.40 : 261,024.60 = 120,872.30 : x
  2. Step 2: Convert to fraction form
    174,016.40/261,024.60 = 120,872.30/x
  3. Step 3: Cross multiply
    174,016.40x = 261,024.60 × 120,872.30
  4. Step 4: Simplify right side
    174,016.40x = 31,550,643,758.58
  5. Step 5: Solve for x
    x = 31,550,643,758.58/174,016.40
  6. Step 6: Final answer
    x = 181,308.45

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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.