Home / 232,648.45-320,973.10-152,123.11

Finding the Fourth Proportional to 232,648.45, 320,973.10 and 152,123.11

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Solution

The fourth proportional to 232,648.45, 320,973.10 and 152,123.11 is: 209,876.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,648.45 : 320,973.10 = 152,123.11 : x
  2. Step 2: Convert to fraction form
    232,648.45/320,973.10 = 152,123.11/x
  3. Step 3: Cross multiply
    232,648.45x = 320,973.10 × 152,123.11
  4. Step 4: Simplify right side
    232,648.45x = 48,827,423,832.86
  5. Step 5: Solve for x
    x = 48,827,423,832.86/232,648.45
  6. Step 6: Final answer
    x = 209,876.42

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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.