Home / 111,134.24-166,730-40,054.04

Finding the Fourth Proportional to 111,134.24, 166,730 and 40,054.04

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Solution

The fourth proportional to 111,134.24, 166,730 and 40,054.04 is: 60,091.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,134.24 : 166,730 = 40,054.04 : x
  2. Step 2: Convert to fraction form
    111,134.24/166,730 = 40,054.04/x
  3. Step 3: Cross multiply
    111,134.24x = 166,730 × 40,054.04
  4. Step 4: Simplify right side
    111,134.24x = 6,678,210,089.20
  5. Step 5: Solve for x
    x = 6,678,210,089.20/111,134.24
  6. Step 6: Final answer
    x = 60,091.38

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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.