Home / 69,785.06-96,281.66-39,568.01

Finding the Fourth Proportional to 69,785.06, 96,281.66 and 39,568.01

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Solution

The fourth proportional to 69,785.06, 96,281.66 and 39,568.01 is: 54,591.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,785.06 : 96,281.66 = 39,568.01 : x
  2. Step 2: Convert to fraction form
    69,785.06/96,281.66 = 39,568.01/x
  3. Step 3: Cross multiply
    69,785.06x = 96,281.66 × 39,568.01
  4. Step 4: Simplify right side
    69,785.06x = 3,809,673,006.45
  5. Step 5: Solve for x
    x = 3,809,673,006.45/69,785.06
  6. Step 6: Final answer
    x = 54,591.53

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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.