Home / 106,462.29-159,666.18-31,564.92

Finding the Fourth Proportional to 106,462.29, 159,666.18 and 31,564.92

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Solution

The fourth proportional to 106,462.29, 159,666.18 and 31,564.92 is: 47,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,462.29 : 159,666.18 = 31,564.92 : x
  2. Step 2: Convert to fraction form
    106,462.29/159,666.18 = 31,564.92/x
  3. Step 3: Cross multiply
    106,462.29x = 159,666.18 × 31,564.92
  4. Step 4: Simplify right side
    106,462.29x = 5,039,850,198.41
  5. Step 5: Solve for x
    x = 5,039,850,198.41/106,462.29
  6. Step 6: Final answer
    x = 47,339.30

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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.