Home / 232,299.18-320,534.01-136,824.89

Finding the Fourth Proportional to 232,299.18, 320,534.01 and 136,824.89

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Solution

The fourth proportional to 232,299.18, 320,534.01 and 136,824.89 is: 188,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,299.18 : 320,534.01 = 136,824.89 : x
  2. Step 2: Convert to fraction form
    232,299.18/320,534.01 = 136,824.89/x
  3. Step 3: Cross multiply
    232,299.18x = 320,534.01 × 136,824.89
  4. Step 4: Simplify right side
    232,299.18x = 43,857,029,056.84
  5. Step 5: Solve for x
    x = 43,857,029,056.84/232,299.18
  6. Step 6: Final answer
    x = 188,795.45

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1.5x scale

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.