Home / 106,792.72-160,909.96-88,480.24

Finding the Fourth Proportional to 106,792.72, 160,909.96 and 88,480.24

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Solution

The fourth proportional to 106,792.72, 160,909.96 and 88,480.24 is: 133,317.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,792.72 : 160,909.96 = 88,480.24 : x
  2. Step 2: Convert to fraction form
    106,792.72/160,909.96 = 88,480.24/x
  3. Step 3: Cross multiply
    106,792.72x = 160,909.96 × 88,480.24
  4. Step 4: Simplify right side
    106,792.72x = 14,237,351,879.19
  5. Step 5: Solve for x
    x = 14,237,351,879.19/106,792.72
  6. Step 6: Final answer
    x = 133,317.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.