Home / 42,318.56-58,345.68-27,183.76

Finding the Fourth Proportional to 42,318.56, 58,345.68 and 27,183.76

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Solution

The fourth proportional to 42,318.56, 58,345.68 and 27,183.76 is: 37,478.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,318.56 : 58,345.68 = 27,183.76 : x
  2. Step 2: Convert to fraction form
    42,318.56/58,345.68 = 27,183.76/x
  3. Step 3: Cross multiply
    42,318.56x = 58,345.68 × 27,183.76
  4. Step 4: Simplify right side
    42,318.56x = 1,586,054,962.16
  5. Step 5: Solve for x
    x = 1,586,054,962.16/42,318.56
  6. Step 6: Final answer
    x = 37,478.94

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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.