Home / 151,010.40-226,690.58-81,026.40

Finding the Fourth Proportional to 151,010.40, 226,690.58 and 81,026.40

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Solution

The fourth proportional to 151,010.40, 226,690.58 and 81,026.40 is: 121,633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,010.40 : 226,690.58 = 81,026.40 : x
  2. Step 2: Convert to fraction form
    151,010.40/226,690.58 = 81,026.40/x
  3. Step 3: Cross multiply
    151,010.40x = 226,690.58 × 81,026.40
  4. Step 4: Simplify right side
    151,010.40x = 18,367,921,611.31
  5. Step 5: Solve for x
    x = 18,367,921,611.31/151,010.40
  6. Step 6: Final answer
    x = 121,633.49

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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.