Home / 107,716.08-148,609.72-62,369.31

Finding the Fourth Proportional to 107,716.08, 148,609.72 and 62,369.31

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Solution

The fourth proportional to 107,716.08, 148,609.72 and 62,369.31 is: 86,047.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,716.08 : 148,609.72 = 62,369.31 : x
  2. Step 2: Convert to fraction form
    107,716.08/148,609.72 = 62,369.31/x
  3. Step 3: Cross multiply
    107,716.08x = 148,609.72 × 62,369.31
  4. Step 4: Simplify right side
    107,716.08x = 9,268,685,695.69
  5. Step 5: Solve for x
    x = 9,268,685,695.69/107,716.08
  6. Step 6: Final answer
    x = 86,047.37

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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.