Home / 32,791.57-45,142.93-31,285.17

Finding the Fourth Proportional to 32,791.57, 45,142.93 and 31,285.17

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Solution

The fourth proportional to 32,791.57, 45,142.93 and 31,285.17 is: 43,069.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,791.57 : 45,142.93 = 31,285.17 : x
  2. Step 2: Convert to fraction form
    32,791.57/45,142.93 = 31,285.17/x
  3. Step 3: Cross multiply
    32,791.57x = 45,142.93 × 31,285.17
  4. Step 4: Simplify right side
    32,791.57x = 1,412,304,187.12
  5. Step 5: Solve for x
    x = 1,412,304,187.12/32,791.57
  6. Step 6: Final answer
    x = 43,069.12

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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.