Home / 153,826.60-230,843.10-53,986.60

Finding the Fourth Proportional to 153,826.60, 230,843.10 and 53,986.60

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Solution

The fourth proportional to 153,826.60, 230,843.10 and 53,986.60 is: 81,016.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,826.60 : 230,843.10 = 53,986.60 : x
  2. Step 2: Convert to fraction form
    153,826.60/230,843.10 = 53,986.60/x
  3. Step 3: Cross multiply
    153,826.60x = 230,843.10 × 53,986.60
  4. Step 4: Simplify right side
    153,826.60x = 12,462,434,102.46
  5. Step 5: Solve for x
    x = 12,462,434,102.46/153,826.60
  6. Step 6: Final answer
    x = 81,016.12

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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.