Home / 82,349.12-113,600.05-52,083.47

Finding the Fourth Proportional to 82,349.12, 113,600.05 and 52,083.47

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Solution

The fourth proportional to 82,349.12, 113,600.05 and 52,083.47 is: 71,848.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,349.12 : 113,600.05 = 52,083.47 : x
  2. Step 2: Convert to fraction form
    82,349.12/113,600.05 = 52,083.47/x
  3. Step 3: Cross multiply
    82,349.12x = 113,600.05 × 52,083.47
  4. Step 4: Simplify right side
    82,349.12x = 5,916,683,967.76
  5. Step 5: Solve for x
    x = 5,916,683,967.76/82,349.12
  6. Step 6: Final answer
    x = 71,848.79

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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.