Home / 104,772.34-157,112.71-29,875.79

Finding the Fourth Proportional to 104,772.34, 157,112.71 and 29,875.79

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Solution

The fourth proportional to 104,772.34, 157,112.71 and 29,875.79 is: 44,800.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,772.34 : 157,112.71 = 29,875.79 : x
  2. Step 2: Convert to fraction form
    104,772.34/157,112.71 = 29,875.79/x
  3. Step 3: Cross multiply
    104,772.34x = 157,112.71 × 29,875.79
  4. Step 4: Simplify right side
    104,772.34x = 4,693,865,932.68
  5. Step 5: Solve for x
    x = 4,693,865,932.68/104,772.34
  6. Step 6: Final answer
    x = 44,800.62

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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.