Home / 141,822.06-195,714.51-77,291.33

Finding the Fourth Proportional to 141,822.06, 195,714.51 and 77,291.33

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Solution

The fourth proportional to 141,822.06, 195,714.51 and 77,291.33 is: 106,662.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,822.06 : 195,714.51 = 77,291.33 : x
  2. Step 2: Convert to fraction form
    141,822.06/195,714.51 = 77,291.33/x
  3. Step 3: Cross multiply
    141,822.06x = 195,714.51 × 77,291.33
  4. Step 4: Simplify right side
    141,822.06x = 15,127,033,799.63
  5. Step 5: Solve for x
    x = 15,127,033,799.63/141,822.06
  6. Step 6: Final answer
    x = 106,662.07

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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.