Home / 171,223.55-236,234.93-103,261.31

Finding the Fourth Proportional to 171,223.55, 236,234.93 and 103,261.31

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Solution

The fourth proportional to 171,223.55, 236,234.93 and 103,261.31 is: 142,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,223.55 : 236,234.93 = 103,261.31 : x
  2. Step 2: Convert to fraction form
    171,223.55/236,234.93 = 103,261.31/x
  3. Step 3: Cross multiply
    171,223.55x = 236,234.93 × 103,261.31
  4. Step 4: Simplify right side
    171,223.55x = 24,393,926,642.08
  5. Step 5: Solve for x
    x = 24,393,926,642.08/171,223.55
  6. Step 6: Final answer
    x = 142,468.30

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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.