Home / 79,603.36-109,850.84-43,792.58

Finding the Fourth Proportional to 79,603.36, 109,850.84 and 43,792.58

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Solution

The fourth proportional to 79,603.36, 109,850.84 and 43,792.58 is: 60,432.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,603.36 : 109,850.84 = 43,792.58 : x
  2. Step 2: Convert to fraction form
    79,603.36/109,850.84 = 43,792.58/x
  3. Step 3: Cross multiply
    79,603.36x = 109,850.84 × 43,792.58
  4. Step 4: Simplify right side
    79,603.36x = 4,810,651,698.77
  5. Step 5: Solve for x
    x = 4,810,651,698.77/79,603.36
  6. Step 6: Final answer
    x = 60,432.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.