Home / 153,787.80-230,660.10-48,617.40

Finding the Fourth Proportional to 153,787.80, 230,660.10 and 48,617.40

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Solution

The fourth proportional to 153,787.80, 230,660.10 and 48,617.40 is: 72,919.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,787.80 : 230,660.10 = 48,617.40 : x
  2. Step 2: Convert to fraction form
    153,787.80/230,660.10 = 48,617.40/x
  3. Step 3: Cross multiply
    153,787.80x = 230,660.10 × 48,617.40
  4. Step 4: Simplify right side
    153,787.80x = 11,214,094,345.74
  5. Step 5: Solve for x
    x = 11,214,094,345.74/153,787.80
  6. Step 6: Final answer
    x = 72,919.27

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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.