Home / 96,981.54-145,472.29-26,860.85

Finding the Fourth Proportional to 96,981.54, 145,472.29 and 26,860.85

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Solution

The fourth proportional to 96,981.54, 145,472.29 and 26,860.85 is: 40,291.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,981.54 : 145,472.29 = 26,860.85 : x
  2. Step 2: Convert to fraction form
    96,981.54/145,472.29 = 26,860.85/x
  3. Step 3: Cross multiply
    96,981.54x = 145,472.29 × 26,860.85
  4. Step 4: Simplify right side
    96,981.54x = 3,907,509,360.85
  5. Step 5: Solve for x
    x = 3,907,509,360.85/96,981.54
  6. Step 6: Final answer
    x = 40,291.27

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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.