Home / 39,258-54,178.20-22,492.08

Finding the Fourth Proportional to 39,258, 54,178.20 and 22,492.08

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Solution

The fourth proportional to 39,258, 54,178.20 and 22,492.08 is: 31,040.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258 : 54,178.20 = 22,492.08 : x
  2. Step 2: Convert to fraction form
    39,258/54,178.20 = 22,492.08/x
  3. Step 3: Cross multiply
    39,258x = 54,178.20 × 22,492.08
  4. Step 4: Simplify right side
    39,258x = 1,218,580,408.66
  5. Step 5: Solve for x
    x = 1,218,580,408.66/39,258
  6. Step 6: Final answer
    x = 31,040.31

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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.