Home / 106,192.80-146,494.86-65,953.35

Finding the Fourth Proportional to 106,192.80, 146,494.86 and 65,953.35

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Solution

The fourth proportional to 106,192.80, 146,494.86 and 65,953.35 is: 90,983.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,192.80 : 146,494.86 = 65,953.35 : x
  2. Step 2: Convert to fraction form
    106,192.80/146,494.86 = 65,953.35/x
  3. Step 3: Cross multiply
    106,192.80x = 146,494.86 × 65,953.35
  4. Step 4: Simplify right side
    106,192.80x = 9,661,826,774.78
  5. Step 5: Solve for x
    x = 9,661,826,774.78/106,192.80
  6. Step 6: Final answer
    x = 90,983.82

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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.