Home / 36,543.08-54,831.96-25,315.68

Finding the Fourth Proportional to 36,543.08, 54,831.96 and 25,315.68

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Solution

The fourth proportional to 36,543.08, 54,831.96 and 25,315.68 is: 37,985.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543.08 : 54,831.96 = 25,315.68 : x
  2. Step 2: Convert to fraction form
    36,543.08/54,831.96 = 25,315.68/x
  3. Step 3: Cross multiply
    36,543.08x = 54,831.96 × 25,315.68
  4. Step 4: Simplify right side
    36,543.08x = 1,388,108,353.13
  5. Step 5: Solve for x
    x = 1,388,108,353.13/36,543.08
  6. Step 6: Final answer
    x = 37,985.53

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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.