Home / 106,870.08-160,218.72-44,587.20

Finding the Fourth Proportional to 106,870.08, 160,218.72 and 44,587.20

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Solution

The fourth proportional to 106,870.08, 160,218.72 and 44,587.20 is: 66,844.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,870.08 : 160,218.72 = 44,587.20 : x
  2. Step 2: Convert to fraction form
    106,870.08/160,218.72 = 44,587.20/x
  3. Step 3: Cross multiply
    106,870.08x = 160,218.72 × 44,587.20
  4. Step 4: Simplify right side
    106,870.08x = 7,143,704,112.38
  5. Step 5: Solve for x
    x = 7,143,704,112.38/106,870.08
  6. Step 6: Final answer
    x = 66,844.75

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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.