Home / 84,657.06-116,784.45-54,044.46

Finding the Fourth Proportional to 84,657.06, 116,784.45 and 54,044.46

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Solution

The fourth proportional to 84,657.06, 116,784.45 and 54,044.46 is: 74,554.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,657.06 : 116,784.45 = 54,044.46 : x
  2. Step 2: Convert to fraction form
    84,657.06/116,784.45 = 54,044.46/x
  3. Step 3: Cross multiply
    84,657.06x = 116,784.45 × 54,044.46
  4. Step 4: Simplify right side
    84,657.06x = 6,311,552,536.65
  5. Step 5: Solve for x
    x = 6,311,552,536.65/84,657.06
  6. Step 6: Final answer
    x = 74,554.36

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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.