Home / 72,400.23-108,614.83-25,017.05

Finding the Fourth Proportional to 72,400.23, 108,614.83 and 25,017.05

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Solution

The fourth proportional to 72,400.23, 108,614.83 and 25,017.05 is: 37,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,400.23 : 108,614.83 = 25,017.05 : x
  2. Step 2: Convert to fraction form
    72,400.23/108,614.83 = 25,017.05/x
  3. Step 3: Cross multiply
    72,400.23x = 108,614.83 × 25,017.05
  4. Step 4: Simplify right side
    72,400.23x = 2,717,222,632.85
  5. Step 5: Solve for x
    x = 2,717,222,632.85/72,400.23
  6. Step 6: Final answer
    x = 37,530.58

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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.