Home / 106,585.43-147,087.92-58,838.81

Finding the Fourth Proportional to 106,585.43, 147,087.92 and 58,838.81

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Solution

The fourth proportional to 106,585.43, 147,087.92 and 58,838.81 is: 81,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,585.43 : 147,087.92 = 58,838.81 : x
  2. Step 2: Convert to fraction form
    106,585.43/147,087.92 = 58,838.81/x
  3. Step 3: Cross multiply
    106,585.43x = 147,087.92 × 58,838.81
  4. Step 4: Simplify right side
    106,585.43x = 8,654,478,178.18
  5. Step 5: Solve for x
    x = 8,654,478,178.18/106,585.43
  6. Step 6: Final answer
    x = 81,197.57

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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.