Home / 53,084.21-73,258.16-29,211.89

Finding the Fourth Proportional to 53,084.21, 73,258.16 and 29,211.89

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Solution

The fourth proportional to 53,084.21, 73,258.16 and 29,211.89 is: 40,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,084.21 : 73,258.16 = 29,211.89 : x
  2. Step 2: Convert to fraction form
    53,084.21/73,258.16 = 29,211.89/x
  3. Step 3: Cross multiply
    53,084.21x = 73,258.16 × 29,211.89
  4. Step 4: Simplify right side
    53,084.21x = 2,140,008,799.17
  5. Step 5: Solve for x
    x = 2,140,008,799.17/53,084.21
  6. Step 6: Final answer
    x = 40,313.48

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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.