Home / 106,569.28-147,065.61-58,822.64

Finding the Fourth Proportional to 106,569.28, 147,065.61 and 58,822.64

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Solution

The fourth proportional to 106,569.28, 147,065.61 and 58,822.64 is: 81,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,569.28 : 147,065.61 = 58,822.64 : x
  2. Step 2: Convert to fraction form
    106,569.28/147,065.61 = 58,822.64/x
  3. Step 3: Cross multiply
    106,569.28x = 147,065.61 × 58,822.64
  4. Step 4: Simplify right side
    106,569.28x = 8,650,787,433.41
  5. Step 5: Solve for x
    x = 8,650,787,433.41/106,569.28
  6. Step 6: Final answer
    x = 81,175.25

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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.