Home / 66,306.90-91,505.44-36,094.18

Finding the Fourth Proportional to 66,306.90, 91,505.44 and 36,094.18

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Solution

The fourth proportional to 66,306.90, 91,505.44 and 36,094.18 is: 49,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,306.90 : 91,505.44 = 36,094.18 : x
  2. Step 2: Convert to fraction form
    66,306.90/91,505.44 = 36,094.18/x
  3. Step 3: Cross multiply
    66,306.90x = 91,505.44 × 36,094.18
  4. Step 4: Simplify right side
    66,306.90x = 3,302,813,822.34
  5. Step 5: Solve for x
    x = 3,302,813,822.34/66,306.90
  6. Step 6: Final answer
    x = 49,811.01

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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.