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Finding the Fourth Proportional to 151,455.90, 226,746.45 and 92,406.90

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Solution

The fourth proportional to 151,455.90, 226,746.45 and 92,406.90 is: 138,343.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,455.90 : 226,746.45 = 92,406.90 : x
  2. Step 2: Convert to fraction form
    151,455.90/226,746.45 = 92,406.90/x
  3. Step 3: Cross multiply
    151,455.90x = 226,746.45 × 92,406.90
  4. Step 4: Simplify right side
    151,455.90x = 20,952,936,530.51
  5. Step 5: Solve for x
    x = 20,952,936,530.51/151,455.90
  6. Step 6: Final answer
    x = 138,343.48

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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.