Home / 51,181.60-70,645.81-32,331.28

Finding the Fourth Proportional to 51,181.60, 70,645.81 and 32,331.28

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Solution

The fourth proportional to 51,181.60, 70,645.81 and 32,331.28 is: 44,626.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,181.60 : 70,645.81 = 32,331.28 : x
  2. Step 2: Convert to fraction form
    51,181.60/70,645.81 = 32,331.28/x
  3. Step 3: Cross multiply
    51,181.60x = 70,645.81 × 32,331.28
  4. Step 4: Simplify right side
    51,181.60x = 2,284,069,110.71
  5. Step 5: Solve for x
    x = 2,284,069,110.71/51,181.60
  6. Step 6: Final answer
    x = 44,626.77

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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.