Home / 42,315.57-58,376.66-27,205.43

Finding the Fourth Proportional to 42,315.57, 58,376.66 and 27,205.43

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Solution

The fourth proportional to 42,315.57, 58,376.66 and 27,205.43 is: 37,531.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,315.57 : 58,376.66 = 27,205.43 : x
  2. Step 2: Convert to fraction form
    42,315.57/58,376.66 = 27,205.43/x
  3. Step 3: Cross multiply
    42,315.57x = 58,376.66 × 27,205.43
  4. Step 4: Simplify right side
    42,315.57x = 1,588,161,709.35
  5. Step 5: Solve for x
    x = 1,588,161,709.35/42,315.57
  6. Step 6: Final answer
    x = 37,531.38

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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.