Home / 229,715.42-344,221.40-154,557.14

Finding the Fourth Proportional to 229,715.42, 344,221.40 and 154,557.14

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Solution

The fourth proportional to 229,715.42, 344,221.40 and 154,557.14 is: 231,599.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,715.42 : 344,221.40 = 154,557.14 : x
  2. Step 2: Convert to fraction form
    229,715.42/344,221.40 = 154,557.14/x
  3. Step 3: Cross multiply
    229,715.42x = 344,221.40 × 154,557.14
  4. Step 4: Simplify right side
    229,715.42x = 53,201,875,110.80
  5. Step 5: Solve for x
    x = 53,201,875,110.80/229,715.42
  6. Step 6: Final answer
    x = 231,599.06

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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.