Home / 74,483.55-111,725.33-61,361.55

Finding the Fourth Proportional to 74,483.55, 111,725.33 and 61,361.55

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Solution

The fourth proportional to 74,483.55, 111,725.33 and 61,361.55 is: 92,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,483.55 : 111,725.33 = 61,361.55 : x
  2. Step 2: Convert to fraction form
    74,483.55/111,725.33 = 61,361.55/x
  3. Step 3: Cross multiply
    74,483.55x = 111,725.33 × 61,361.55
  4. Step 4: Simplify right side
    74,483.55x = 6,855,639,116.25
  5. Step 5: Solve for x
    x = 6,855,639,116.25/74,483.55
  6. Step 6: Final answer
    x = 92,042.33

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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.