Home / 82,928.89-114,351.43-56,024.68

Finding the Fourth Proportional to 82,928.89, 114,351.43 and 56,024.68

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Solution

The fourth proportional to 82,928.89, 114,351.43 and 56,024.68 is: 77,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,928.89 : 114,351.43 = 56,024.68 : x
  2. Step 2: Convert to fraction form
    82,928.89/114,351.43 = 56,024.68/x
  3. Step 3: Cross multiply
    82,928.89x = 114,351.43 × 56,024.68
  4. Step 4: Simplify right side
    82,928.89x = 6,406,502,273.29
  5. Step 5: Solve for x
    x = 6,406,502,273.29/82,928.89
  6. Step 6: Final answer
    x = 77,252.96

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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.