Home / 266,366.12-367,596.42-153,188.96

Finding the Fourth Proportional to 266,366.12, 367,596.42 and 153,188.96

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Solution

The fourth proportional to 266,366.12, 367,596.42 and 153,188.96 is: 211,407.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,366.12 : 367,596.42 = 153,188.96 : x
  2. Step 2: Convert to fraction form
    266,366.12/367,596.42 = 153,188.96/x
  3. Step 3: Cross multiply
    266,366.12x = 367,596.42 × 153,188.96
  4. Step 4: Simplify right side
    266,366.12x = 56,311,713,279.52
  5. Step 5: Solve for x
    x = 56,311,713,279.52/266,366.12
  6. Step 6: Final answer
    x = 211,407.19

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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.