Home / 66,457.18-91,713.10-36,244.14

Finding the Fourth Proportional to 66,457.18, 91,713.10 and 36,244.14

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Solution

The fourth proportional to 66,457.18, 91,713.10 and 36,244.14 is: 50,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,457.18 : 91,713.10 = 36,244.14 : x
  2. Step 2: Convert to fraction form
    66,457.18/91,713.10 = 36,244.14/x
  3. Step 3: Cross multiply
    66,457.18x = 91,713.10 × 36,244.14
  4. Step 4: Simplify right side
    66,457.18x = 3,324,062,436.23
  5. Step 5: Solve for x
    x = 3,324,062,436.23/66,457.18
  6. Step 6: Final answer
    x = 50,018.11

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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.