Home / 52,818.89-79,228.46-13,376.00

Finding the Fourth Proportional to 52,818.89, 79,228.46 and 13,376.00

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Solution

The fourth proportional to 52,818.89, 79,228.46 and 13,376.00 is: 20,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,818.89 : 79,228.46 = 13,376.00 : x
  2. Step 2: Convert to fraction form
    52,818.89/79,228.46 = 13,376.00/x
  3. Step 3: Cross multiply
    52,818.89x = 79,228.46 × 13,376.00
  4. Step 4: Simplify right side
    52,818.89x = 1,059,760,112.47
  5. Step 5: Solve for x
    x = 1,059,760,112.47/52,818.89
  6. Step 6: Final answer
    x = 20,064.04

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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.