Home / 66,842.04-92,242.02-36,215.18

Finding the Fourth Proportional to 66,842.04, 92,242.02 and 36,215.18

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Solution

The fourth proportional to 66,842.04, 92,242.02 and 36,215.18 is: 49,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,842.04 : 92,242.02 = 36,215.18 : x
  2. Step 2: Convert to fraction form
    66,842.04/92,242.02 = 36,215.18/x
  3. Step 3: Cross multiply
    66,842.04x = 92,242.02 × 36,215.18
  4. Step 4: Simplify right side
    66,842.04x = 3,340,560,813.37
  5. Step 5: Solve for x
    x = 3,340,560,813.37/66,842.04
  6. Step 6: Final answer
    x = 49,976.95

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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.