Home / 185,536.47-278,117.75-73,173.27

Finding the Fourth Proportional to 185,536.47, 278,117.75 and 73,173.27

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Solution

The fourth proportional to 185,536.47, 278,117.75 and 73,173.27 is: 109,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,536.47 : 278,117.75 = 73,173.27 : x
  2. Step 2: Convert to fraction form
    185,536.47/278,117.75 = 73,173.27/x
  3. Step 3: Cross multiply
    185,536.47x = 278,117.75 × 73,173.27
  4. Step 4: Simplify right side
    185,536.47x = 20,350,786,438.42
  5. Step 5: Solve for x
    x = 20,350,786,438.42/185,536.47
  6. Step 6: Final answer
    x = 109,686.18

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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.