Home / 157,669.10-236,114.85-104,792.30

Finding the Fourth Proportional to 157,669.10, 236,114.85 and 104,792.30

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Solution

The fourth proportional to 157,669.10, 236,114.85 and 104,792.30 is: 156,930.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,669.10 : 236,114.85 = 104,792.30 : x
  2. Step 2: Convert to fraction form
    157,669.10/236,114.85 = 104,792.30/x
  3. Step 3: Cross multiply
    157,669.10x = 236,114.85 × 104,792.30
  4. Step 4: Simplify right side
    157,669.10x = 24,743,018,195.66
  5. Step 5: Solve for x
    x = 24,743,018,195.66/157,669.10
  6. Step 6: Final answer
    x = 156,930.04

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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.