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Finding the Fourth Proportional to 151,678.40, 227,566.20 and 101,814.80

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Solution

The fourth proportional to 151,678.40, 227,566.20 and 101,814.80 is: 152,754.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,678.40 : 227,566.20 = 101,814.80 : x
  2. Step 2: Convert to fraction form
    151,678.40/227,566.20 = 101,814.80/x
  3. Step 3: Cross multiply
    151,678.40x = 227,566.20 × 101,814.80
  4. Step 4: Simplify right side
    151,678.40x = 23,169,607,139.76
  5. Step 5: Solve for x
    x = 23,169,607,139.76/151,678.40
  6. Step 6: Final answer
    x = 152,754.82

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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.