Home / 115,445.45-173,192.48-48,851.30

Finding the Fourth Proportional to 115,445.45, 173,192.48 and 48,851.30

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Solution

The fourth proportional to 115,445.45, 173,192.48 and 48,851.30 is: 73,287.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,445.45 : 173,192.48 = 48,851.30 : x
  2. Step 2: Convert to fraction form
    115,445.45/173,192.48 = 48,851.30/x
  3. Step 3: Cross multiply
    115,445.45x = 173,192.48 × 48,851.30
  4. Step 4: Simplify right side
    115,445.45x = 8,460,677,553.97
  5. Step 5: Solve for x
    x = 8,460,677,553.97/115,445.45
  6. Step 6: Final answer
    x = 73,287.23

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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.