Home / 157,823.40-236,735.10-104,679.30

Finding the Fourth Proportional to 157,823.40, 236,735.10 and 104,679.30

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Solution

The fourth proportional to 157,823.40, 236,735.10 and 104,679.30 is: 157,018.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,823.40 : 236,735.10 = 104,679.30 : x
  2. Step 2: Convert to fraction form
    157,823.40/236,735.10 = 104,679.30/x
  3. Step 3: Cross multiply
    157,823.40x = 236,735.10 × 104,679.30
  4. Step 4: Simplify right side
    157,823.40x = 24,781,264,553.43
  5. Step 5: Solve for x
    x = 24,781,264,553.43/157,823.40
  6. Step 6: Final answer
    x = 157,018.95

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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.