Home / 107,407.08-161,433.81-88,806.24

Finding the Fourth Proportional to 107,407.08, 161,433.81 and 88,806.24

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Solution

The fourth proportional to 107,407.08, 161,433.81 and 88,806.24 is: 133,476.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,407.08 : 161,433.81 = 88,806.24 : x
  2. Step 2: Convert to fraction form
    107,407.08/161,433.81 = 88,806.24/x
  3. Step 3: Cross multiply
    107,407.08x = 161,433.81 × 88,806.24
  4. Step 4: Simplify right side
    107,407.08x = 14,336,329,674.97
  5. Step 5: Solve for x
    x = 14,336,329,674.97/107,407.08
  6. Step 6: Final answer
    x = 133,476.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.