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Finding the Fourth Proportional to 151,519.98, 209,010.87 and 94,832.94

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Solution

The fourth proportional to 151,519.98, 209,010.87 and 94,832.94 is: 130,815.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,519.98 : 209,010.87 = 94,832.94 : x
  2. Step 2: Convert to fraction form
    151,519.98/209,010.87 = 94,832.94/x
  3. Step 3: Cross multiply
    151,519.98x = 209,010.87 × 94,832.94
  4. Step 4: Simplify right side
    151,519.98x = 19,821,115,294.06
  5. Step 5: Solve for x
    x = 19,821,115,294.06/151,519.98
  6. Step 6: Final answer
    x = 130,815.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.