Home / 107,252.30-160,815.36-40,697.10

Finding the Fourth Proportional to 107,252.30, 160,815.36 and 40,697.10

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Solution

The fourth proportional to 107,252.30, 160,815.36 and 40,697.10 is: 61,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,252.30 : 160,815.36 = 40,697.10 : x
  2. Step 2: Convert to fraction form
    107,252.30/160,815.36 = 40,697.10/x
  3. Step 3: Cross multiply
    107,252.30x = 160,815.36 × 40,697.10
  4. Step 4: Simplify right side
    107,252.30x = 6,544,719,087.75
  5. Step 5: Solve for x
    x = 6,544,719,087.75/107,252.30
  6. Step 6: Final answer
    x = 61,021.72

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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.