Home / 301,895.80-416,626.18-165,934.60

Finding the Fourth Proportional to 301,895.80, 416,626.18 and 165,934.60

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Solution

The fourth proportional to 301,895.80, 416,626.18 and 165,934.60 is: 228,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,895.80 : 416,626.18 = 165,934.60 : x
  2. Step 2: Convert to fraction form
    301,895.80/416,626.18 = 165,934.60/x
  3. Step 3: Cross multiply
    301,895.80x = 416,626.18 × 165,934.60
  4. Step 4: Simplify right side
    301,895.80x = 69,132,698,527.83
  5. Step 5: Solve for x
    x = 69,132,698,527.83/301,895.80
  6. Step 6: Final answer
    x = 228,995.23

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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.