Home / 69,831.88-104,748.02-25,458.56

Finding the Fourth Proportional to 69,831.88, 104,748.02 and 25,458.56

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Solution

The fourth proportional to 69,831.88, 104,748.02 and 25,458.56 is: 38,187.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,831.88 : 104,748.02 = 25,458.56 : x
  2. Step 2: Convert to fraction form
    69,831.88/104,748.02 = 25,458.56/x
  3. Step 3: Cross multiply
    69,831.88x = 104,748.02 × 25,458.56
  4. Step 4: Simplify right side
    69,831.88x = 2,666,733,752.05
  5. Step 5: Solve for x
    x = 2,666,733,752.05/69,831.88
  6. Step 6: Final answer
    x = 38,187.91

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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.