Home / 106,711.04-147,257.28-58,963.40

Finding the Fourth Proportional to 106,711.04, 147,257.28 and 58,963.40

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Solution

The fourth proportional to 106,711.04, 147,257.28 and 58,963.40 is: 81,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,711.04 : 147,257.28 = 58,963.40 : x
  2. Step 2: Convert to fraction form
    106,711.04/147,257.28 = 58,963.40/x
  3. Step 3: Cross multiply
    106,711.04x = 147,257.28 × 58,963.40
  4. Step 4: Simplify right side
    106,711.04x = 8,682,789,903.55
  5. Step 5: Solve for x
    x = 8,682,789,903.55/106,711.04
  6. Step 6: Final answer
    x = 81,367.31

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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.