Home / 42,155.37-58,178.93-26,021.79

Finding the Fourth Proportional to 42,155.37, 58,178.93 and 26,021.79

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Solution

The fourth proportional to 42,155.37, 58,178.93 and 26,021.79 is: 35,912.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,155.37 : 58,178.93 = 26,021.79 : x
  2. Step 2: Convert to fraction form
    42,155.37/58,178.93 = 26,021.79/x
  3. Step 3: Cross multiply
    42,155.37x = 58,178.93 × 26,021.79
  4. Step 4: Simplify right side
    42,155.37x = 1,513,919,768.78
  5. Step 5: Solve for x
    x = 1,513,919,768.78/42,155.37
  6. Step 6: Final answer
    x = 35,912.86

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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.