Home / 106,289.89-159,444.01-27,403.45

Finding the Fourth Proportional to 106,289.89, 159,444.01 and 27,403.45

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Solution

The fourth proportional to 106,289.89, 159,444.01 and 27,403.45 is: 41,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,289.89 : 159,444.01 = 27,403.45 : x
  2. Step 2: Convert to fraction form
    106,289.89/159,444.01 = 27,403.45/x
  3. Step 3: Cross multiply
    106,289.89x = 159,444.01 × 27,403.45
  4. Step 4: Simplify right side
    106,289.89x = 4,369,315,955.83
  5. Step 5: Solve for x
    x = 4,369,315,955.83/106,289.89
  6. Step 6: Final answer
    x = 41,107.54

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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.