Home / 266,855.32-368,505.30-171,528.04

Finding the Fourth Proportional to 266,855.32, 368,505.30 and 171,528.04

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Solution

The fourth proportional to 266,855.32, 368,505.30 and 171,528.04 is: 236,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,855.32 : 368,505.30 = 171,528.04 : x
  2. Step 2: Convert to fraction form
    266,855.32/368,505.30 = 171,528.04/x
  3. Step 3: Cross multiply
    266,855.32x = 368,505.30 × 171,528.04
  4. Step 4: Simplify right side
    266,855.32x = 63,208,991,838.61
  5. Step 5: Solve for x
    x = 63,208,991,838.61/266,855.32
  6. Step 6: Final answer
    x = 236,866.15

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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.