Home / 248,712.20-373,068.30-82,500.20

Finding the Fourth Proportional to 248,712.20, 373,068.30 and 82,500.20

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Solution

The fourth proportional to 248,712.20, 373,068.30 and 82,500.20 is: 123,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,712.20 : 373,068.30 = 82,500.20 : x
  2. Step 2: Convert to fraction form
    248,712.20/373,068.30 = 82,500.20/x
  3. Step 3: Cross multiply
    248,712.20x = 373,068.30 × 82,500.20
  4. Step 4: Simplify right side
    248,712.20x = 30,778,209,363.66
  5. Step 5: Solve for x
    x = 30,778,209,363.66/248,712.20
  6. Step 6: Final answer
    x = 123,750.30

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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.