Home / 107,029.58-160,576.76-40,490.10

Finding the Fourth Proportional to 107,029.58, 160,576.76 and 40,490.10

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Solution

The fourth proportional to 107,029.58, 160,576.76 and 40,490.10 is: 60,747.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,029.58 : 160,576.76 = 40,490.10 : x
  2. Step 2: Convert to fraction form
    107,029.58/160,576.76 = 40,490.10/x
  3. Step 3: Cross multiply
    107,029.58x = 160,576.76 × 40,490.10
  4. Step 4: Simplify right side
    107,029.58x = 6,501,768,867.63
  5. Step 5: Solve for x
    x = 6,501,768,867.63/107,029.58
  6. Step 6: Final answer
    x = 60,747.40

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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.