Home / 62,153.10-85,771.16-33,858.78

Finding the Fourth Proportional to 62,153.10, 85,771.16 and 33,858.78

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Solution

The fourth proportional to 62,153.10, 85,771.16 and 33,858.78 is: 46,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,153.10 : 85,771.16 = 33,858.78 : x
  2. Step 2: Convert to fraction form
    62,153.10/85,771.16 = 33,858.78/x
  3. Step 3: Cross multiply
    62,153.10x = 85,771.16 × 33,858.78
  4. Step 4: Simplify right side
    62,153.10x = 2,904,106,836.78
  5. Step 5: Solve for x
    x = 2,904,106,836.78/62,153.10
  6. Step 6: Final answer
    x = 46,725.05

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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.