Home / 165,970.82-229,018.08-94,349.31

Finding the Fourth Proportional to 165,970.82, 229,018.08 and 94,349.31

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Solution

The fourth proportional to 165,970.82, 229,018.08 and 94,349.31 is: 130,189.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,970.82 : 229,018.08 = 94,349.31 : x
  2. Step 2: Convert to fraction form
    165,970.82/229,018.08 = 94,349.31/x
  3. Step 3: Cross multiply
    165,970.82x = 229,018.08 × 94,349.31
  4. Step 4: Simplify right side
    165,970.82x = 21,607,697,320.52
  5. Step 5: Solve for x
    x = 21,607,697,320.52/165,970.82
  6. Step 6: Final answer
    x = 130,189.73

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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.