Home / 61,155.72-84,391.14-34,296.28

Finding the Fourth Proportional to 61,155.72, 84,391.14 and 34,296.28

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Solution

The fourth proportional to 61,155.72, 84,391.14 and 34,296.28 is: 47,326.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,155.72 : 84,391.14 = 34,296.28 : x
  2. Step 2: Convert to fraction form
    61,155.72/84,391.14 = 34,296.28/x
  3. Step 3: Cross multiply
    61,155.72x = 84,391.14 × 34,296.28
  4. Step 4: Simplify right side
    61,155.72x = 2,894,302,166.96
  5. Step 5: Solve for x
    x = 2,894,302,166.96/61,155.72
  6. Step 6: Final answer
    x = 47,326.76

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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.