Home / 127,299.06-175,667.79-70,714.02

Finding the Fourth Proportional to 127,299.06, 175,667.79 and 70,714.02

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Solution

The fourth proportional to 127,299.06, 175,667.79 and 70,714.02 is: 97,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,299.06 : 175,667.79 = 70,714.02 : x
  2. Step 2: Convert to fraction form
    127,299.06/175,667.79 = 70,714.02/x
  3. Step 3: Cross multiply
    127,299.06x = 175,667.79 × 70,714.02
  4. Step 4: Simplify right side
    127,299.06x = 12,422,175,615.42
  5. Step 5: Solve for x
    x = 12,422,175,615.42/127,299.06
  6. Step 6: Final answer
    x = 97,582.62

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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.