Home / 174,024.60-261,036.90-85,451.10

Finding the Fourth Proportional to 174,024.60, 261,036.90 and 85,451.10

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Solution

The fourth proportional to 174,024.60, 261,036.90 and 85,451.10 is: 128,176.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,024.60 : 261,036.90 = 85,451.10 : x
  2. Step 2: Convert to fraction form
    174,024.60/261,036.90 = 85,451.10/x
  3. Step 3: Cross multiply
    174,024.60x = 261,036.90 × 85,451.10
  4. Step 4: Simplify right side
    174,024.60x = 22,305,890,245.59
  5. Step 5: Solve for x
    x = 22,305,890,245.59/174,024.60
  6. Step 6: Final answer
    x = 128,176.65

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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.