Home / 79,483.25-109,686.85-43,675.58

Finding the Fourth Proportional to 79,483.25, 109,686.85 and 43,675.58

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Solution

The fourth proportional to 79,483.25, 109,686.85 and 43,675.58 is: 60,272.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,483.25 : 109,686.85 = 43,675.58 : x
  2. Step 2: Convert to fraction form
    79,483.25/109,686.85 = 43,675.58/x
  3. Step 3: Cross multiply
    79,483.25x = 109,686.85 × 43,675.58
  4. Step 4: Simplify right side
    79,483.25x = 4,790,636,792.12
  5. Step 5: Solve for x
    x = 4,790,636,792.12/79,483.25
  6. Step 6: Final answer
    x = 60,272.28

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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.