Home / 43,230.78-59,667.75-27,305.10

Finding the Fourth Proportional to 43,230.78, 59,667.75 and 27,305.10

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Solution

The fourth proportional to 43,230.78, 59,667.75 and 27,305.10 is: 37,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,230.78 : 59,667.75 = 27,305.10 : x
  2. Step 2: Convert to fraction form
    43,230.78/59,667.75 = 27,305.10/x
  3. Step 3: Cross multiply
    43,230.78x = 59,667.75 × 27,305.10
  4. Step 4: Simplify right side
    43,230.78x = 1,629,233,880.53
  5. Step 5: Solve for x
    x = 1,629,233,880.53/43,230.78
  6. Step 6: Final answer
    x = 37,686.90

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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.