Home / 136,169.91-187,633.67-134,332.83

Finding the Fourth Proportional to 136,169.91, 187,633.67 and 134,332.83

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Solution

The fourth proportional to 136,169.91, 187,633.67 and 134,332.83 is: 185,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,169.91 : 187,633.67 = 134,332.83 : x
  2. Step 2: Convert to fraction form
    136,169.91/187,633.67 = 134,332.83/x
  3. Step 3: Cross multiply
    136,169.91x = 187,633.67 × 134,332.83
  4. Step 4: Simplify right side
    136,169.91x = 25,205,361,222.72
  5. Step 5: Solve for x
    x = 25,205,361,222.72/136,169.91
  6. Step 6: Final answer
    x = 185,102.28

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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.