Home / 53,997.81-74,516.76-30,124.47

Finding the Fourth Proportional to 53,997.81, 74,516.76 and 30,124.47

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Solution

The fourth proportional to 53,997.81, 74,516.76 and 30,124.47 is: 41,571.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,997.81 : 74,516.76 = 30,124.47 : x
  2. Step 2: Convert to fraction form
    53,997.81/74,516.76 = 30,124.47/x
  3. Step 3: Cross multiply
    53,997.81x = 74,516.76 × 30,124.47
  4. Step 4: Simplify right side
    53,997.81x = 2,244,777,901.12
  5. Step 5: Solve for x
    x = 2,244,777,901.12/53,997.81
  6. Step 6: Final answer
    x = 41,571.65

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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.