Home / 107,063.52-147,742.68-58,665.16

Finding the Fourth Proportional to 107,063.52, 147,742.68 and 58,665.16

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Solution

The fourth proportional to 107,063.52, 147,742.68 and 58,665.16 is: 80,955.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,063.52 : 147,742.68 = 58,665.16 : x
  2. Step 2: Convert to fraction form
    107,063.52/147,742.68 = 58,665.16/x
  3. Step 3: Cross multiply
    107,063.52x = 147,742.68 × 58,665.16
  4. Step 4: Simplify right side
    107,063.52x = 8,667,347,961.03
  5. Step 5: Solve for x
    x = 8,667,347,961.03/107,063.52
  6. Step 6: Final answer
    x = 80,955.19

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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.