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Finding the Fourth Proportional to 158,549.84, 237,864.38 and 111,893.84

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Solution

The fourth proportional to 158,549.84, 237,864.38 and 111,893.84 is: 167,868.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,549.84 : 237,864.38 = 111,893.84 : x
  2. Step 2: Convert to fraction form
    158,549.84/237,864.38 = 111,893.84/x
  3. Step 3: Cross multiply
    158,549.84x = 237,864.38 × 111,893.84
  4. Step 4: Simplify right side
    158,549.84x = 26,615,558,877.42
  5. Step 5: Solve for x
    x = 26,615,558,877.42/158,549.84
  6. Step 6: Final answer
    x = 167,868.72

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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.