Home / 374,541.54-561,868.23-137,866.23

Finding the Fourth Proportional to 374,541.54, 561,868.23 and 137,866.23

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Solution

The fourth proportional to 374,541.54, 561,868.23 and 137,866.23 is: 206,819.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,541.54 : 561,868.23 = 137,866.23 : x
  2. Step 2: Convert to fraction form
    374,541.54/561,868.23 = 137,866.23/x
  3. Step 3: Cross multiply
    374,541.54x = 561,868.23 × 137,866.23
  4. Step 4: Simplify right side
    374,541.54x = 77,462,654,626.87
  5. Step 5: Solve for x
    x = 77,462,654,626.87/374,541.54
  6. Step 6: Final answer
    x = 206,819.93

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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.