Home / 266,115.63-367,190.45-151,387.57

Finding the Fourth Proportional to 266,115.63, 367,190.45 and 151,387.57

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Solution

The fourth proportional to 266,115.63, 367,190.45 and 151,387.57 is: 208,886.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,115.63 : 367,190.45 = 151,387.57 : x
  2. Step 2: Convert to fraction form
    266,115.63/367,190.45 = 151,387.57/x
  3. Step 3: Cross multiply
    266,115.63x = 367,190.45 × 151,387.57
  4. Step 4: Simplify right side
    266,115.63x = 55,588,071,255.18
  5. Step 5: Solve for x
    x = 55,588,071,255.18/266,115.63
  6. Step 6: Final answer
    x = 208,886.91

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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.