Home / 42,581.66-63,905.29-34,282.01

Finding the Fourth Proportional to 42,581.66, 63,905.29 and 34,282.01

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Solution

The fourth proportional to 42,581.66, 63,905.29 and 34,282.01 is: 51,449.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,581.66 : 63,905.29 = 34,282.01 : x
  2. Step 2: Convert to fraction form
    42,581.66/63,905.29 = 34,282.01/x
  3. Step 3: Cross multiply
    42,581.66x = 63,905.29 × 34,282.01
  4. Step 4: Simplify right side
    42,581.66x = 2,190,801,385.60
  5. Step 5: Solve for x
    x = 2,190,801,385.60/42,581.66
  6. Step 6: Final answer
    x = 51,449.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.