Home / 106,019.15-159,036.44-39,459.26

Finding the Fourth Proportional to 106,019.15, 159,036.44 and 39,459.26

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Solution

The fourth proportional to 106,019.15, 159,036.44 and 39,459.26 is: 59,191.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,019.15 : 159,036.44 = 39,459.26 : x
  2. Step 2: Convert to fraction form
    106,019.15/159,036.44 = 39,459.26/x
  3. Step 3: Cross multiply
    106,019.15x = 159,036.44 × 39,459.26
  4. Step 4: Simplify right side
    106,019.15x = 6,275,459,242.96
  5. Step 5: Solve for x
    x = 6,275,459,242.96/106,019.15
  6. Step 6: Final answer
    x = 59,191.75

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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.