Home / 66,385.56-99,593.82-22,009.08

Finding the Fourth Proportional to 66,385.56, 99,593.82 and 22,009.08

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Solution

The fourth proportional to 66,385.56, 99,593.82 and 22,009.08 is: 33,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,385.56 : 99,593.82 = 22,009.08 : x
  2. Step 2: Convert to fraction form
    66,385.56/99,593.82 = 22,009.08/x
  3. Step 3: Cross multiply
    66,385.56x = 99,593.82 × 22,009.08
  4. Step 4: Simplify right side
    66,385.56x = 2,191,968,351.89
  5. Step 5: Solve for x
    x = 2,191,968,351.89/66,385.56
  6. Step 6: Final answer
    x = 33,018.75

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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.