Home / 66,010.19-91,099.82-36,207.95

Finding the Fourth Proportional to 66,010.19, 91,099.82 and 36,207.95

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Solution

The fourth proportional to 66,010.19, 91,099.82 and 36,207.95 is: 49,970.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010.19 : 91,099.82 = 36,207.95 : x
  2. Step 2: Convert to fraction form
    66,010.19/91,099.82 = 36,207.95/x
  3. Step 3: Cross multiply
    66,010.19x = 91,099.82 × 36,207.95
  4. Step 4: Simplify right side
    66,010.19x = 3,298,537,499.82
  5. Step 5: Solve for x
    x = 3,298,537,499.82/66,010.19
  6. Step 6: Final answer
    x = 49,970.13

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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.