Home / 53,997.19-74,515.91-30,123.83

Finding the Fourth Proportional to 53,997.19, 74,515.91 and 30,123.83

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Solution

The fourth proportional to 53,997.19, 74,515.91 and 30,123.83 is: 41,570.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,997.19 : 74,515.91 = 30,123.83 : x
  2. Step 2: Convert to fraction form
    53,997.19/74,515.91 = 30,123.83/x
  3. Step 3: Cross multiply
    53,997.19x = 74,515.91 × 30,123.83
  4. Step 4: Simplify right side
    53,997.19x = 2,244,704,640.81
  5. Step 5: Solve for x
    x = 2,244,704,640.81/53,997.19
  6. Step 6: Final answer
    x = 41,570.77

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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.