Home / 56,620.20-84,930.06-14,500.20

Finding the Fourth Proportional to 56,620.20, 84,930.06 and 14,500.20

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Solution

The fourth proportional to 56,620.20, 84,930.06 and 14,500.20 is: 21,750.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,620.20 : 84,930.06 = 14,500.20 : x
  2. Step 2: Convert to fraction form
    56,620.20/84,930.06 = 14,500.20/x
  3. Step 3: Cross multiply
    56,620.20x = 84,930.06 × 14,500.20
  4. Step 4: Simplify right side
    56,620.20x = 1,231,502,856.01
  5. Step 5: Solve for x
    x = 1,231,502,856.01/56,620.20
  6. Step 6: Final answer
    x = 21,750.24

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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.