Home / 108,291.19-149,381.84-62,964.16

Finding the Fourth Proportional to 108,291.19, 149,381.84 and 62,964.16

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Solution

The fourth proportional to 108,291.19, 149,381.84 and 62,964.16 is: 86,855.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,291.19 : 149,381.84 = 62,964.16 : x
  2. Step 2: Convert to fraction form
    108,291.19/149,381.84 = 62,964.16/x
  3. Step 3: Cross multiply
    108,291.19x = 149,381.84 × 62,964.16
  4. Step 4: Simplify right side
    108,291.19x = 9,405,702,074.85
  5. Step 5: Solve for x
    x = 9,405,702,074.85/108,291.19
  6. Step 6: Final answer
    x = 86,855.65

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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.