Home / 61,717.42-85,170-33,423.04

Finding the Fourth Proportional to 61,717.42, 85,170 and 33,423.04

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Solution

The fourth proportional to 61,717.42, 85,170 and 33,423.04 is: 46,123.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,717.42 : 85,170 = 33,423.04 : x
  2. Step 2: Convert to fraction form
    61,717.42/85,170 = 33,423.04/x
  3. Step 3: Cross multiply
    61,717.42x = 85,170 × 33,423.04
  4. Step 4: Simplify right side
    61,717.42x = 2,846,640,316.80
  5. Step 5: Solve for x
    x = 2,846,640,316.80/61,717.42
  6. Step 6: Final answer
    x = 46,123.77

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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.