Home / 124,487.36-171,791.73-70,772.39

Finding the Fourth Proportional to 124,487.36, 171,791.73 and 70,772.39

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Solution

The fourth proportional to 124,487.36, 171,791.73 and 70,772.39 is: 97,665.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,487.36 : 171,791.73 = 70,772.39 : x
  2. Step 2: Convert to fraction form
    124,487.36/171,791.73 = 70,772.39/x
  3. Step 3: Cross multiply
    124,487.36x = 171,791.73 × 70,772.39
  4. Step 4: Simplify right side
    124,487.36x = 12,158,110,455.38
  5. Step 5: Solve for x
    x = 12,158,110,455.38/124,487.36
  6. Step 6: Final answer
    x = 97,665.43

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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.