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Finding the Fourth Proportional to 151,801.70, 227,848.35 and 77,006.30

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Solution

The fourth proportional to 151,801.70, 227,848.35 and 77,006.30 is: 115,583.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,801.70 : 227,848.35 = 77,006.30 : x
  2. Step 2: Convert to fraction form
    151,801.70/227,848.35 = 77,006.30/x
  3. Step 3: Cross multiply
    151,801.70x = 227,848.35 × 77,006.30
  4. Step 4: Simplify right side
    151,801.70x = 17,545,758,394.61
  5. Step 5: Solve for x
    x = 17,545,758,394.61/151,801.70
  6. Step 6: Final answer
    x = 115,583.41

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1.5x scale

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.