Home / 66,326.30-91,528.04-36,111.04

Finding the Fourth Proportional to 66,326.30, 91,528.04 and 36,111.04

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Solution

The fourth proportional to 66,326.30, 91,528.04 and 36,111.04 is: 49,832.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,326.30 : 91,528.04 = 36,111.04 : x
  2. Step 2: Convert to fraction form
    66,326.30/91,528.04 = 36,111.04/x
  3. Step 3: Cross multiply
    66,326.30x = 91,528.04 × 36,111.04
  4. Step 4: Simplify right side
    66,326.30x = 3,305,172,713.56
  5. Step 5: Solve for x
    x = 3,305,172,713.56/66,326.30
  6. Step 6: Final answer
    x = 49,832.01

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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.