Home / 54,007.16-74,529.86-30,133.82

Finding the Fourth Proportional to 54,007.16, 74,529.86 and 30,133.82

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Solution

The fourth proportional to 54,007.16, 74,529.86 and 30,133.82 is: 41,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,007.16 : 74,529.86 = 30,133.82 : x
  2. Step 2: Convert to fraction form
    54,007.16/74,529.86 = 30,133.82/x
  3. Step 3: Cross multiply
    54,007.16x = 74,529.86 × 30,133.82
  4. Step 4: Simplify right side
    54,007.16x = 2,245,869,421.52
  5. Step 5: Solve for x
    x = 2,245,869,421.52/54,007.16
  6. Step 6: Final answer
    x = 41,584.66

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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.