Home / 61,838.92-92,763.56-19,725.04

Finding the Fourth Proportional to 61,838.92, 92,763.56 and 19,725.04

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Solution

The fourth proportional to 61,838.92, 92,763.56 and 19,725.04 is: 29,589.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,838.92 : 92,763.56 = 19,725.04 : x
  2. Step 2: Convert to fraction form
    61,838.92/92,763.56 = 19,725.04/x
  3. Step 3: Cross multiply
    61,838.92x = 92,763.56 × 19,725.04
  4. Step 4: Simplify right side
    61,838.92x = 1,829,764,931.54
  5. Step 5: Solve for x
    x = 1,829,764,931.54/61,838.92
  6. Step 6: Final answer
    x = 29,589.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.