Home / 266,937.14-400,440.93-98,575.80

Finding the Fourth Proportional to 266,937.14, 400,440.93 and 98,575.80

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Solution

The fourth proportional to 266,937.14, 400,440.93 and 98,575.80 is: 147,876.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,937.14 : 400,440.93 = 98,575.80 : x
  2. Step 2: Convert to fraction form
    266,937.14/400,440.93 = 98,575.80/x
  3. Step 3: Cross multiply
    266,937.14x = 400,440.93 × 98,575.80
  4. Step 4: Simplify right side
    266,937.14x = 39,473,785,027.49
  5. Step 5: Solve for x
    x = 39,473,785,027.49/266,937.14
  6. Step 6: Final answer
    x = 147,876.71

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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.