Home / 76,579.76-114,869.52-23,993.32

Finding the Fourth Proportional to 76,579.76, 114,869.52 and 23,993.32

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Solution

The fourth proportional to 76,579.76, 114,869.52 and 23,993.32 is: 35,989.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,579.76 : 114,869.52 = 23,993.32 : x
  2. Step 2: Convert to fraction form
    76,579.76/114,869.52 = 23,993.32/x
  3. Step 3: Cross multiply
    76,579.76x = 114,869.52 × 23,993.32
  4. Step 4: Simplify right side
    76,579.76x = 2,756,101,151.61
  5. Step 5: Solve for x
    x = 2,756,101,151.61/76,579.76
  6. Step 6: Final answer
    x = 35,989.94

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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.