Home / 64,577.40-89,116.74-35,896.18

Finding the Fourth Proportional to 64,577.40, 89,116.74 and 35,896.18

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Solution

The fourth proportional to 64,577.40, 89,116.74 and 35,896.18 is: 49,536.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,577.40 : 89,116.74 = 35,896.18 : x
  2. Step 2: Convert to fraction form
    64,577.40/89,116.74 = 35,896.18/x
  3. Step 3: Cross multiply
    64,577.40x = 89,116.74 × 35,896.18
  4. Step 4: Simplify right side
    64,577.40x = 3,198,950,540.05
  5. Step 5: Solve for x
    x = 3,198,950,540.05/64,577.40
  6. Step 6: Final answer
    x = 49,536.69

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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.