Home / 266,336.64-367,623.36-153,239.04

Finding the Fourth Proportional to 266,336.64, 367,623.36 and 153,239.04

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Solution

The fourth proportional to 266,336.64, 367,623.36 and 153,239.04 is: 211,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,336.64 : 367,623.36 = 153,239.04 : x
  2. Step 2: Convert to fraction form
    266,336.64/367,623.36 = 153,239.04/x
  3. Step 3: Cross multiply
    266,336.64x = 367,623.36 × 153,239.04
  4. Step 4: Simplify right side
    266,336.64x = 56,334,250,767.97
  5. Step 5: Solve for x
    x = 56,334,250,767.97/266,336.64
  6. Step 6: Final answer
    x = 211,515.21

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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.