Home / 119,714.22-165,196.40-65,999.07

Finding the Fourth Proportional to 119,714.22, 165,196.40 and 65,999.07

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Solution

The fourth proportional to 119,714.22, 165,196.40 and 65,999.07 is: 91,073.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,714.22 : 165,196.40 = 65,999.07 : x
  2. Step 2: Convert to fraction form
    119,714.22/165,196.40 = 65,999.07/x
  3. Step 3: Cross multiply
    119,714.22x = 165,196.40 × 65,999.07
  4. Step 4: Simplify right side
    119,714.22x = 10,902,808,437.35
  5. Step 5: Solve for x
    x = 10,902,808,437.35/119,714.22
  6. Step 6: Final answer
    x = 91,073.63

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1.5x scale

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.