Home / 66,554.90-91,847.65-36,342.14

Finding the Fourth Proportional to 66,554.90, 91,847.65 and 36,342.14

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Solution

The fourth proportional to 66,554.90, 91,847.65 and 36,342.14 is: 50,153.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,554.90 : 91,847.65 = 36,342.14 : x
  2. Step 2: Convert to fraction form
    66,554.90/91,847.65 = 36,342.14/x
  3. Step 3: Cross multiply
    66,554.90x = 91,847.65 × 36,342.14
  4. Step 4: Simplify right side
    66,554.90x = 3,337,940,154.97
  5. Step 5: Solve for x
    x = 3,337,940,154.97/66,554.90
  6. Step 6: Final answer
    x = 50,153.18

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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.