Home / 66,208.29-91,366.34-35,994.36

Finding the Fourth Proportional to 66,208.29, 91,366.34 and 35,994.36

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Solution

The fourth proportional to 66,208.29, 91,366.34 and 35,994.36 is: 49,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,208.29 : 91,366.34 = 35,994.36 : x
  2. Step 2: Convert to fraction form
    66,208.29/91,366.34 = 35,994.36/x
  3. Step 3: Cross multiply
    66,208.29x = 91,366.34 × 35,994.36
  4. Step 4: Simplify right side
    66,208.29x = 3,288,672,933.84
  5. Step 5: Solve for x
    x = 3,288,672,933.84/66,208.29
  6. Step 6: Final answer
    x = 49,671.62

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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.