Home / 62,153.12-85,772.24-33,858.80

Finding the Fourth Proportional to 62,153.12, 85,772.24 and 33,858.80

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Solution

The fourth proportional to 62,153.12, 85,772.24 and 33,858.80 is: 46,725.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,153.12 : 85,772.24 = 33,858.80 : x
  2. Step 2: Convert to fraction form
    62,153.12/85,772.24 = 33,858.80/x
  3. Step 3: Cross multiply
    62,153.12x = 85,772.24 × 33,858.80
  4. Step 4: Simplify right side
    62,153.12x = 2,904,145,119.71
  5. Step 5: Solve for x
    x = 2,904,145,119.71/62,153.12
  6. Step 6: Final answer
    x = 46,725.65

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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.