Home / 106,775.90-159,987.93-36,616.70

Finding the Fourth Proportional to 106,775.90, 159,987.93 and 36,616.70

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Solution

The fourth proportional to 106,775.90, 159,987.93 and 36,616.70 is: 54,864.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,775.90 : 159,987.93 = 36,616.70 : x
  2. Step 2: Convert to fraction form
    106,775.90/159,987.93 = 36,616.70/x
  3. Step 3: Cross multiply
    106,775.90x = 159,987.93 × 36,616.70
  4. Step 4: Simplify right side
    106,775.90x = 5,858,230,036.43
  5. Step 5: Solve for x
    x = 5,858,230,036.43/106,775.90
  6. Step 6: Final answer
    x = 54,864.72

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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.