Home / 115,237.04-172,855.52-27,685.04

Finding the Fourth Proportional to 115,237.04, 172,855.52 and 27,685.04

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Solution

The fourth proportional to 115,237.04, 172,855.52 and 27,685.04 is: 41,527.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,237.04 : 172,855.52 = 27,685.04 : x
  2. Step 2: Convert to fraction form
    115,237.04/172,855.52 = 27,685.04/x
  3. Step 3: Cross multiply
    115,237.04x = 172,855.52 × 27,685.04
  4. Step 4: Simplify right side
    115,237.04x = 4,785,511,985.42
  5. Step 5: Solve for x
    x = 4,785,511,985.42/115,237.04
  6. Step 6: Final answer
    x = 41,527.55

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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.