Home / 75,535.43-104,230.71-43,698.38

Finding the Fourth Proportional to 75,535.43, 104,230.71 and 43,698.38

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Solution

The fourth proportional to 75,535.43, 104,230.71 and 43,698.38 is: 60,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,535.43 : 104,230.71 = 43,698.38 : x
  2. Step 2: Convert to fraction form
    75,535.43/104,230.71 = 43,698.38/x
  3. Step 3: Cross multiply
    75,535.43x = 104,230.71 × 43,698.38
  4. Step 4: Simplify right side
    75,535.43x = 4,554,712,652.10
  5. Step 5: Solve for x
    x = 4,554,712,652.10/75,535.43
  6. Step 6: Final answer
    x = 60,299.03

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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.