Home / 82,928.02-114,350.22-56,023.81

Finding the Fourth Proportional to 82,928.02, 114,350.22 and 56,023.81

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Solution

The fourth proportional to 82,928.02, 114,350.22 and 56,023.81 is: 77,251.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,928.02 : 114,350.22 = 56,023.81 : x
  2. Step 2: Convert to fraction form
    82,928.02/114,350.22 = 56,023.81/x
  3. Step 3: Cross multiply
    82,928.02x = 114,350.22 × 56,023.81
  4. Step 4: Simplify right side
    82,928.02x = 6,406,334,998.74
  5. Step 5: Solve for x
    x = 6,406,334,998.74/82,928.02
  6. Step 6: Final answer
    x = 77,251.75

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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.