Home / 43,878.05-65,776.69-23,858.29

Finding the Fourth Proportional to 43,878.05, 65,776.69 and 23,858.29

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Solution

The fourth proportional to 43,878.05, 65,776.69 and 23,858.29 is: 35,765.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,878.05 : 65,776.69 = 23,858.29 : x
  2. Step 2: Convert to fraction form
    43,878.05/65,776.69 = 23,858.29/x
  3. Step 3: Cross multiply
    43,878.05x = 65,776.69 × 23,858.29
  4. Step 4: Simplify right side
    43,878.05x = 1,569,319,121.17
  5. Step 5: Solve for x
    x = 1,569,319,121.17/43,878.05
  6. Step 6: Final answer
    x = 35,765.47

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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.