Home / 51,600.90-77,328.45-36,000.30

Finding the Fourth Proportional to 51,600.90, 77,328.45 and 36,000.30

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Solution

The fourth proportional to 51,600.90, 77,328.45 and 36,000.30 is: 53,949.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,600.90 : 77,328.45 = 36,000.30 : x
  2. Step 2: Convert to fraction form
    51,600.90/77,328.45 = 36,000.30/x
  3. Step 3: Cross multiply
    51,600.90x = 77,328.45 × 36,000.30
  4. Step 4: Simplify right side
    51,600.90x = 2,783,847,398.54
  5. Step 5: Solve for x
    x = 2,783,847,398.54/51,600.90
  6. Step 6: Final answer
    x = 53,949.59

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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.