Home / 106,357.08-159,572.52-47,234.28

Finding the Fourth Proportional to 106,357.08, 159,572.52 and 47,234.28

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Solution

The fourth proportional to 106,357.08, 159,572.52 and 47,234.28 is: 70,867.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,357.08 : 159,572.52 = 47,234.28 : x
  2. Step 2: Convert to fraction form
    106,357.08/159,572.52 = 47,234.28/x
  3. Step 3: Cross multiply
    106,357.08x = 159,572.52 × 47,234.28
  4. Step 4: Simplify right side
    106,357.08x = 7,537,293,089.99
  5. Step 5: Solve for x
    x = 7,537,293,089.99/106,357.08
  6. Step 6: Final answer
    x = 70,867.81

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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.