Home / 66,576.51-91,875.09-36,361.83

Finding the Fourth Proportional to 66,576.51, 91,875.09 and 36,361.83

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Solution

The fourth proportional to 66,576.51, 91,875.09 and 36,361.83 is: 50,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,576.51 : 91,875.09 = 36,361.83 : x
  2. Step 2: Convert to fraction form
    66,576.51/91,875.09 = 36,361.83/x
  3. Step 3: Cross multiply
    66,576.51x = 91,875.09 × 36,361.83
  4. Step 4: Simplify right side
    66,576.51x = 3,340,746,403.81
  5. Step 5: Solve for x
    x = 3,340,746,403.81/66,576.51
  6. Step 6: Final answer
    x = 50,179.06

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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.