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Finding the Fourth Proportional to 151,800.40, 227,554.80 and 118,047.70

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Solution

The fourth proportional to 151,800.40, 227,554.80 and 118,047.70 is: 176,958.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,800.40 : 227,554.80 = 118,047.70 : x
  2. Step 2: Convert to fraction form
    151,800.40/227,554.80 = 118,047.70/x
  3. Step 3: Cross multiply
    151,800.40x = 227,554.80 × 118,047.70
  4. Step 4: Simplify right side
    151,800.40x = 26,862,320,763.96
  5. Step 5: Solve for x
    x = 26,862,320,763.96/151,800.40
  6. Step 6: Final answer
    x = 176,958.17

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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.