Home / 158,897.10-219,279.58-86,301.41

Finding the Fourth Proportional to 158,897.10, 219,279.58 and 86,301.41

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Solution

The fourth proportional to 158,897.10, 219,279.58 and 86,301.41 is: 119,096.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,897.10 : 219,279.58 = 86,301.41 : x
  2. Step 2: Convert to fraction form
    158,897.10/219,279.58 = 86,301.41/x
  3. Step 3: Cross multiply
    158,897.10x = 219,279.58 × 86,301.41
  4. Step 4: Simplify right side
    158,897.10x = 18,924,135,626.06
  5. Step 5: Solve for x
    x = 18,924,135,626.06/158,897.10
  6. Step 6: Final answer
    x = 119,096.80

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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.