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Finding the Fourth Proportional to 151,566.40, 227,203.80 and 117,813.70

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Solution

The fourth proportional to 151,566.40, 227,203.80 and 117,813.70 is: 176,607.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,566.40 : 227,203.80 = 117,813.70 : x
  2. Step 2: Convert to fraction form
    151,566.40/227,203.80 = 117,813.70/x
  3. Step 3: Cross multiply
    151,566.40x = 227,203.80 × 117,813.70
  4. Step 4: Simplify right side
    151,566.40x = 26,767,720,332.06
  5. Step 5: Solve for x
    x = 26,767,720,332.06/151,566.40
  6. Step 6: Final answer
    x = 176,607.22

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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.