Home / 60,905.11-84,053.92-35,071.72

Finding the Fourth Proportional to 60,905.11, 84,053.92 and 35,071.72

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Solution

The fourth proportional to 60,905.11, 84,053.92 and 35,071.72 is: 48,401.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,905.11 : 84,053.92 = 35,071.72 : x
  2. Step 2: Convert to fraction form
    60,905.11/84,053.92 = 35,071.72/x
  3. Step 3: Cross multiply
    60,905.11x = 84,053.92 × 35,071.72
  4. Step 4: Simplify right side
    60,905.11x = 2,947,915,547.14
  5. Step 5: Solve for x
    x = 2,947,915,547.14/60,905.11
  6. Step 6: Final answer
    x = 48,401.78

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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.