Home / 57,187.26-85,594.59-51,731.10

Finding the Fourth Proportional to 57,187.26, 85,594.59 and 51,731.10

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Solution

The fourth proportional to 57,187.26, 85,594.59 and 51,731.10 is: 77,428.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,187.26 : 85,594.59 = 51,731.10 : x
  2. Step 2: Convert to fraction form
    57,187.26/85,594.59 = 51,731.10/x
  3. Step 3: Cross multiply
    57,187.26x = 85,594.59 × 51,731.10
  4. Step 4: Simplify right side
    57,187.26x = 4,427,902,294.75
  5. Step 5: Solve for x
    x = 4,427,902,294.75/57,187.26
  6. Step 6: Final answer
    x = 77,428.12

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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.