Home / 71,365.41-98,490.28-39,537.27

Finding the Fourth Proportional to 71,365.41, 98,490.28 and 39,537.27

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Solution

The fourth proportional to 71,365.41, 98,490.28 and 39,537.27 is: 54,564.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,365.41 : 98,490.28 = 39,537.27 : x
  2. Step 2: Convert to fraction form
    71,365.41/98,490.28 = 39,537.27/x
  3. Step 3: Cross multiply
    71,365.41x = 98,490.28 × 39,537.27
  4. Step 4: Simplify right side
    71,365.41x = 3,894,036,595.05
  5. Step 5: Solve for x
    x = 3,894,036,595.05/71,365.41
  6. Step 6: Final answer
    x = 54,564.76

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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.