Home / 53,884.98-74,358.45-30,011.22

Finding the Fourth Proportional to 53,884.98, 74,358.45 and 30,011.22

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Solution

The fourth proportional to 53,884.98, 74,358.45 and 30,011.22 is: 41,413.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,884.98 : 74,358.45 = 30,011.22 : x
  2. Step 2: Convert to fraction form
    53,884.98/74,358.45 = 30,011.22/x
  3. Step 3: Cross multiply
    53,884.98x = 74,358.45 × 30,011.22
  4. Step 4: Simplify right side
    53,884.98x = 2,231,587,801.81
  5. Step 5: Solve for x
    x = 2,231,587,801.81/53,884.98
  6. Step 6: Final answer
    x = 41,413.91

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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.