Home / 127,700.73-191,562.03-52,806.51

Finding the Fourth Proportional to 127,700.73, 191,562.03 and 52,806.51

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Solution

The fourth proportional to 127,700.73, 191,562.03 and 52,806.51 is: 79,214.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,700.73 : 191,562.03 = 52,806.51 : x
  2. Step 2: Convert to fraction form
    127,700.73/191,562.03 = 52,806.51/x
  3. Step 3: Cross multiply
    127,700.73x = 191,562.03 × 52,806.51
  4. Step 4: Simplify right side
    127,700.73x = 10,115,722,252.82
  5. Step 5: Solve for x
    x = 10,115,722,252.82/127,700.73
  6. Step 6: Final answer
    x = 79,214.29

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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.