Home / 29,264.96-43,888.96-20,875.20

Finding the Fourth Proportional to 29,264.96, 43,888.96 and 20,875.20

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Solution

The fourth proportional to 29,264.96, 43,888.96 and 20,875.20 is: 31,306.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,264.96 : 43,888.96 = 20,875.20 : x
  2. Step 2: Convert to fraction form
    29,264.96/43,888.96 = 20,875.20/x
  3. Step 3: Cross multiply
    29,264.96x = 43,888.96 × 20,875.20
  4. Step 4: Simplify right side
    29,264.96x = 916,190,817.79
  5. Step 5: Solve for x
    x = 916,190,817.79/29,264.96
  6. Step 6: Final answer
    x = 31,306.75

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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.