Home / 171,053.90-256,556.55-52,737.20

Finding the Fourth Proportional to 171,053.90, 256,556.55 and 52,737.20

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Solution

The fourth proportional to 171,053.90, 256,556.55 and 52,737.20 is: 79,098.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,053.90 : 256,556.55 = 52,737.20 : x
  2. Step 2: Convert to fraction form
    171,053.90/256,556.55 = 52,737.20/x
  3. Step 3: Cross multiply
    171,053.90x = 256,556.55 × 52,737.20
  4. Step 4: Simplify right side
    171,053.90x = 13,530,074,088.66
  5. Step 5: Solve for x
    x = 13,530,074,088.66/171,053.90
  6. Step 6: Final answer
    x = 79,098.31

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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.