Home / 106,241.06-159,324.45-31,341.32

Finding the Fourth Proportional to 106,241.06, 159,324.45 and 31,341.32

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Solution

The fourth proportional to 106,241.06, 159,324.45 and 31,341.32 is: 47,001.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,241.06 : 159,324.45 = 31,341.32 : x
  2. Step 2: Convert to fraction form
    106,241.06/159,324.45 = 31,341.32/x
  3. Step 3: Cross multiply
    106,241.06x = 159,324.45 × 31,341.32
  4. Step 4: Simplify right side
    106,241.06x = 4,993,438,571.27
  5. Step 5: Solve for x
    x = 4,993,438,571.27/106,241.06
  6. Step 6: Final answer
    x = 47,001.02

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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.