Home / 236,031.31-354,097.42-76,116.35

Finding the Fourth Proportional to 236,031.31, 354,097.42 and 76,116.35

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Solution

The fourth proportional to 236,031.31, 354,097.42 and 76,116.35 is: 114,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,031.31 : 354,097.42 = 76,116.35 : x
  2. Step 2: Convert to fraction form
    236,031.31/354,097.42 = 76,116.35/x
  3. Step 3: Cross multiply
    236,031.31x = 354,097.42 × 76,116.35
  4. Step 4: Simplify right side
    236,031.31x = 26,952,603,154.82
  5. Step 5: Solve for x
    x = 26,952,603,154.82/236,031.31
  6. Step 6: Final answer
    x = 114,190.80

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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.