Home / 131,960.48-182,104.80-71,530.88

Finding the Fourth Proportional to 131,960.48, 182,104.80 and 71,530.88

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Solution

The fourth proportional to 131,960.48, 182,104.80 and 71,530.88 is: 98,712.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,960.48 : 182,104.80 = 71,530.88 : x
  2. Step 2: Convert to fraction form
    131,960.48/182,104.80 = 71,530.88/x
  3. Step 3: Cross multiply
    131,960.48x = 182,104.80 × 71,530.88
  4. Step 4: Simplify right side
    131,960.48x = 13,026,116,596.22
  5. Step 5: Solve for x
    x = 13,026,116,596.22/131,960.48
  6. Step 6: Final answer
    x = 98,712.26

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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.