Home / 51,876.20-77,814.30-25,632.20

Finding the Fourth Proportional to 51,876.20, 77,814.30 and 25,632.20

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Solution

The fourth proportional to 51,876.20, 77,814.30 and 25,632.20 is: 38,448.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,876.20 : 77,814.30 = 25,632.20 : x
  2. Step 2: Convert to fraction form
    51,876.20/77,814.30 = 25,632.20/x
  3. Step 3: Cross multiply
    51,876.20x = 77,814.30 × 25,632.20
  4. Step 4: Simplify right side
    51,876.20x = 1,994,551,700.46
  5. Step 5: Solve for x
    x = 1,994,551,700.46/51,876.20
  6. Step 6: Final answer
    x = 38,448.30

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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.