Home / 105,554.49-158,332.27-26,668.79

Finding the Fourth Proportional to 105,554.49, 158,332.27 and 26,668.79

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Solution

The fourth proportional to 105,554.49, 158,332.27 and 26,668.79 is: 40,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,554.49 : 158,332.27 = 26,668.79 : x
  2. Step 2: Convert to fraction form
    105,554.49/158,332.27 = 26,668.79/x
  3. Step 3: Cross multiply
    105,554.49x = 158,332.27 × 26,668.79
  4. Step 4: Simplify right side
    105,554.49x = 4,222,530,734.89
  5. Step 5: Solve for x
    x = 4,222,530,734.89/105,554.49
  6. Step 6: Final answer
    x = 40,003.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.