Home / 56,620.05-84,929.78-14,500.05

Finding the Fourth Proportional to 56,620.05, 84,929.78 and 14,500.05

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Solution

The fourth proportional to 56,620.05, 84,929.78 and 14,500.05 is: 21,750.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,620.05 : 84,929.78 = 14,500.05 : x
  2. Step 2: Convert to fraction form
    56,620.05/84,929.78 = 14,500.05/x
  3. Step 3: Cross multiply
    56,620.05x = 84,929.78 × 14,500.05
  4. Step 4: Simplify right side
    56,620.05x = 1,231,485,983.99
  5. Step 5: Solve for x
    x = 1,231,485,983.99/56,620.05
  6. Step 6: Final answer
    x = 21,750.00

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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.