Home / 105,436.27-158,154.41-26,556.65

Finding the Fourth Proportional to 105,436.27, 158,154.41 and 26,556.65

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Solution

The fourth proportional to 105,436.27, 158,154.41 and 26,556.65 is: 39,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,436.27 : 158,154.41 = 26,556.65 : x
  2. Step 2: Convert to fraction form
    105,436.27/158,154.41 = 26,556.65/x
  3. Step 3: Cross multiply
    105,436.27x = 158,154.41 × 26,556.65
  4. Step 4: Simplify right side
    105,436.27x = 4,200,051,312.33
  5. Step 5: Solve for x
    x = 4,200,051,312.33/105,436.27
  6. Step 6: Final answer
    x = 39,834.98

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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.