Home / 106,606.82-147,115.02-58,207.16

Finding the Fourth Proportional to 106,606.82, 147,115.02 and 58,207.16

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Solution

The fourth proportional to 106,606.82, 147,115.02 and 58,207.16 is: 80,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,606.82 : 147,115.02 = 58,207.16 : x
  2. Step 2: Convert to fraction form
    106,606.82/147,115.02 = 58,207.16/x
  3. Step 3: Cross multiply
    106,606.82x = 147,115.02 × 58,207.16
  4. Step 4: Simplify right side
    106,606.82x = 8,563,147,507.54
  5. Step 5: Solve for x
    x = 8,563,147,507.54/106,606.82
  6. Step 6: Final answer
    x = 80,324.57

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1.5x scale

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.