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Finding the Fourth Proportional to 172,114.66, 237,492.39 and 96,648.58

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Solution

The fourth proportional to 172,114.66, 237,492.39 and 96,648.58 is: 133,360.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,114.66 : 237,492.39 = 96,648.58 : x
  2. Step 2: Convert to fraction form
    172,114.66/237,492.39 = 96,648.58/x
  3. Step 3: Cross multiply
    172,114.66x = 237,492.39 × 96,648.58
  4. Step 4: Simplify right side
    172,114.66x = 22,953,302,254.31
  5. Step 5: Solve for x
    x = 22,953,302,254.31/172,114.66
  6. Step 6: Final answer
    x = 133,360.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.