Home / 84,607.06-116,770-48,789.94

Finding the Fourth Proportional to 84,607.06, 116,770 and 48,789.94

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Solution

The fourth proportional to 84,607.06, 116,770 and 48,789.94 is: 67,337.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,607.06 : 116,770 = 48,789.94 : x
  2. Step 2: Convert to fraction form
    84,607.06/116,770 = 48,789.94/x
  3. Step 3: Cross multiply
    84,607.06x = 116,770 × 48,789.94
  4. Step 4: Simplify right side
    84,607.06x = 5,697,201,293.80
  5. Step 5: Solve for x
    x = 5,697,201,293.80/84,607.06
  6. Step 6: Final answer
    x = 67,337.19

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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.