Home / 83,460.16-115,285.44-62,202.52

Finding the Fourth Proportional to 83,460.16, 115,285.44 and 62,202.52

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Solution

The fourth proportional to 83,460.16, 115,285.44 and 62,202.52 is: 85,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,460.16 : 115,285.44 = 62,202.52 : x
  2. Step 2: Convert to fraction form
    83,460.16/115,285.44 = 62,202.52/x
  3. Step 3: Cross multiply
    83,460.16x = 115,285.44 × 62,202.52
  4. Step 4: Simplify right side
    83,460.16x = 7,171,044,887.31
  5. Step 5: Solve for x
    x = 7,171,044,887.31/83,460.16
  6. Step 6: Final answer
    x = 85,921.77

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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.