Home / 106,169.52-146,510.28-58,418.40

Finding the Fourth Proportional to 106,169.52, 146,510.28 and 58,418.40

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Solution

The fourth proportional to 106,169.52, 146,510.28 and 58,418.40 is: 80,615.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,169.52 : 146,510.28 = 58,418.40 : x
  2. Step 2: Convert to fraction form
    106,169.52/146,510.28 = 58,418.40/x
  3. Step 3: Cross multiply
    106,169.52x = 146,510.28 × 58,418.40
  4. Step 4: Simplify right side
    106,169.52x = 8,558,896,141.15
  5. Step 5: Solve for x
    x = 8,558,896,141.15/106,169.52
  6. Step 6: Final answer
    x = 80,615.38

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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.