Home / 153,977.79-230,966.46-48,788.57

Finding the Fourth Proportional to 153,977.79, 230,966.46 and 48,788.57

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Solution

The fourth proportional to 153,977.79, 230,966.46 and 48,788.57 is: 73,182.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,977.79 : 230,966.46 = 48,788.57 : x
  2. Step 2: Convert to fraction form
    153,977.79/230,966.46 = 48,788.57/x
  3. Step 3: Cross multiply
    153,977.79x = 230,966.46 × 48,788.57
  4. Step 4: Simplify right side
    153,977.79x = 11,268,522,146.53
  5. Step 5: Solve for x
    x = 11,268,522,146.53/153,977.79
  6. Step 6: Final answer
    x = 73,182.78

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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.