Home / 135,295.45-186,554.92-101,194.65

Finding the Fourth Proportional to 135,295.45, 186,554.92 and 101,194.65

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Solution

The fourth proportional to 135,295.45, 186,554.92 and 101,194.65 is: 139,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,295.45 : 186,554.92 = 101,194.65 : x
  2. Step 2: Convert to fraction form
    135,295.45/186,554.92 = 101,194.65/x
  3. Step 3: Cross multiply
    135,295.45x = 186,554.92 × 101,194.65
  4. Step 4: Simplify right side
    135,295.45x = 18,878,359,835.18
  5. Step 5: Solve for x
    x = 18,878,359,835.18/135,295.45
  6. Step 6: Final answer
    x = 139,534.33

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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.