Home / 106,705.38-160,010.67-56,774.96

Finding the Fourth Proportional to 106,705.38, 160,010.67 and 56,774.96

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Solution

The fourth proportional to 106,705.38, 160,010.67 and 56,774.96 is: 85,137.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,705.38 : 160,010.67 = 56,774.96 : x
  2. Step 2: Convert to fraction form
    106,705.38/160,010.67 = 56,774.96/x
  3. Step 3: Cross multiply
    106,705.38x = 160,010.67 × 56,774.96
  4. Step 4: Simplify right side
    106,705.38x = 9,084,599,401.72
  5. Step 5: Solve for x
    x = 9,084,599,401.72/106,705.38
  6. Step 6: Final answer
    x = 85,137.22

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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.