Home / 66,046.91-91,143.16-36,577.82

Finding the Fourth Proportional to 66,046.91, 91,143.16 and 36,577.82

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Solution

The fourth proportional to 66,046.91, 91,143.16 and 36,577.82 is: 50,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,046.91 : 91,143.16 = 36,577.82 : x
  2. Step 2: Convert to fraction form
    66,046.91/91,143.16 = 36,577.82/x
  3. Step 3: Cross multiply
    66,046.91x = 91,143.16 × 36,577.82
  4. Step 4: Simplify right side
    66,046.91x = 3,333,818,237.12
  5. Step 5: Solve for x
    x = 3,333,818,237.12/66,046.91
  6. Step 6: Final answer
    x = 50,476.52

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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.