Home / 104,712.64-157,046.40-34,575.36

Finding the Fourth Proportional to 104,712.64, 157,046.40 and 34,575.36

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Solution

The fourth proportional to 104,712.64, 157,046.40 and 34,575.36 is: 51,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,712.64 : 157,046.40 = 34,575.36 : x
  2. Step 2: Convert to fraction form
    104,712.64/157,046.40 = 34,575.36/x
  3. Step 3: Cross multiply
    104,712.64x = 157,046.40 × 34,575.36
  4. Step 4: Simplify right side
    104,712.64x = 5,429,935,816.70
  5. Step 5: Solve for x
    x = 5,429,935,816.70/104,712.64
  6. Step 6: Final answer
    x = 51,855.59

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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.