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Finding the Fourth Proportional to 153,994.02, 230,950.90 and 65,201.82

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Solution

The fourth proportional to 153,994.02, 230,950.90 and 65,201.82 is: 97,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,994.02 : 230,950.90 = 65,201.82 : x
  2. Step 2: Convert to fraction form
    153,994.02/230,950.90 = 65,201.82/x
  3. Step 3: Cross multiply
    153,994.02x = 230,950.90 × 65,201.82
  4. Step 4: Simplify right side
    153,994.02x = 15,058,419,010.64
  5. Step 5: Solve for x
    x = 15,058,419,010.64/153,994.02
  6. Step 6: Final answer
    x = 97,785.74

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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.