Home / 173,852.20-260,951.10-85,205.80

Finding the Fourth Proportional to 173,852.20, 260,951.10 and 85,205.80

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Solution

The fourth proportional to 173,852.20, 260,951.10 and 85,205.80 is: 127,893.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,852.20 : 260,951.10 = 85,205.80 : x
  2. Step 2: Convert to fraction form
    173,852.20/260,951.10 = 85,205.80/x
  3. Step 3: Cross multiply
    173,852.20x = 260,951.10 × 85,205.80
  4. Step 4: Simplify right side
    173,852.20x = 22,234,547,236.38
  5. Step 5: Solve for x
    x = 22,234,547,236.38/173,852.20
  6. Step 6: Final answer
    x = 127,893.39

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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.