Home / 106,586.16-147,088.19-58,839.50

Finding the Fourth Proportional to 106,586.16, 147,088.19 and 58,839.50

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Solution

The fourth proportional to 106,586.16, 147,088.19 and 58,839.50 is: 81,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,586.16 : 147,088.19 = 58,839.50 : x
  2. Step 2: Convert to fraction form
    106,586.16/147,088.19 = 58,839.50/x
  3. Step 3: Cross multiply
    106,586.16x = 147,088.19 × 58,839.50
  4. Step 4: Simplify right side
    106,586.16x = 8,654,595,040.69
  5. Step 5: Solve for x
    x = 8,654,595,040.69/106,586.16
  6. Step 6: Final answer
    x = 81,198.11

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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.