Home / 106,464.92-159,670.10-31,567.55

Finding the Fourth Proportional to 106,464.92, 159,670.10 and 31,567.55

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Solution

The fourth proportional to 106,464.92, 159,670.10 and 31,567.55 is: 47,343.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,464.92 : 159,670.10 = 31,567.55 : x
  2. Step 2: Convert to fraction form
    106,464.92/159,670.10 = 31,567.55/x
  3. Step 3: Cross multiply
    106,464.92x = 159,670.10 × 31,567.55
  4. Step 4: Simplify right side
    106,464.92x = 5,040,393,145.82
  5. Step 5: Solve for x
    x = 5,040,393,145.82/106,464.92
  6. Step 6: Final answer
    x = 47,343.23

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1.5x scale

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.