Home / 173,775.20-261,051.60-166,690.40

Finding the Fourth Proportional to 173,775.20, 261,051.60 and 166,690.40

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Solution

The fourth proportional to 173,775.20, 261,051.60 and 166,690.40 is: 250,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,775.20 : 261,051.60 = 166,690.40 : x
  2. Step 2: Convert to fraction form
    173,775.20/261,051.60 = 166,690.40/x
  3. Step 3: Cross multiply
    173,775.20x = 261,051.60 × 166,690.40
  4. Step 4: Simplify right side
    173,775.20x = 43,514,795,624.64
  5. Step 5: Solve for x
    x = 43,514,795,624.64/173,775.20
  6. Step 6: Final answer
    x = 250,408.55

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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.