Home / 82,927.89-114,350.05-56,023.68

Finding the Fourth Proportional to 82,927.89, 114,350.05 and 56,023.68

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Solution

The fourth proportional to 82,927.89, 114,350.05 and 56,023.68 is: 77,251.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,927.89 : 114,350.05 = 56,023.68 : x
  2. Step 2: Convert to fraction form
    82,927.89/114,350.05 = 56,023.68/x
  3. Step 3: Cross multiply
    82,927.89x = 114,350.05 × 56,023.68
  4. Step 4: Simplify right side
    82,927.89x = 6,406,311,108.03
  5. Step 5: Solve for x
    x = 6,406,311,108.03/82,927.89
  6. Step 6: Final answer
    x = 77,251.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.