Home / 66,555.64-91,846.97-36,341.22

Finding the Fourth Proportional to 66,555.64, 91,846.97 and 36,341.22

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Solution

The fourth proportional to 66,555.64, 91,846.97 and 36,341.22 is: 50,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,555.64 : 91,846.97 = 36,341.22 : x
  2. Step 2: Convert to fraction form
    66,555.64/91,846.97 = 36,341.22/x
  3. Step 3: Cross multiply
    66,555.64x = 91,846.97 × 36,341.22
  4. Step 4: Simplify right side
    66,555.64x = 3,337,830,943.10
  5. Step 5: Solve for x
    x = 3,337,830,943.10/66,555.64
  6. Step 6: Final answer
    x = 50,150.99

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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.