Home / 116,615.20-175,052.40-64,127.20

Finding the Fourth Proportional to 116,615.20, 175,052.40 and 64,127.20

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Solution

The fourth proportional to 116,615.20, 175,052.40 and 64,127.20 is: 96,262.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,615.20 : 175,052.40 = 64,127.20 : x
  2. Step 2: Convert to fraction form
    116,615.20/175,052.40 = 64,127.20/x
  3. Step 3: Cross multiply
    116,615.20x = 175,052.40 × 64,127.20
  4. Step 4: Simplify right side
    116,615.20x = 11,225,620,265.28
  5. Step 5: Solve for x
    x = 11,225,620,265.28/116,615.20
  6. Step 6: Final answer
    x = 96,262.07

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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.