Home / 42,318.54-58,373.01-27,230.79

Finding the Fourth Proportional to 42,318.54, 58,373.01 and 27,230.79

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Solution

The fourth proportional to 42,318.54, 58,373.01 and 27,230.79 is: 37,561.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.54 : 58,373.01 = 27,230.79 : x
  2. Step 2: Convert to fraction form
    42,318.54/58,373.01 = 27,230.79/x
  3. Step 3: Cross multiply
    42,318.54x = 58,373.01 × 27,230.79
  4. Step 4: Simplify right side
    42,318.54x = 1,589,543,176.98
  5. Step 5: Solve for x
    x = 1,589,543,176.98/42,318.54
  6. Step 6: Final answer
    x = 37,561.39

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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.