Home / 374,541.04-561,867.48-137,865.73

Finding the Fourth Proportional to 374,541.04, 561,867.48 and 137,865.73

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Solution

The fourth proportional to 374,541.04, 561,867.48 and 137,865.73 is: 206,819.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,541.04 : 561,867.48 = 137,865.73 : x
  2. Step 2: Convert to fraction form
    374,541.04/561,867.48 = 137,865.73/x
  3. Step 3: Cross multiply
    374,541.04x = 561,867.48 × 137,865.73
  4. Step 4: Simplify right side
    374,541.04x = 77,462,270,293.46
  5. Step 5: Solve for x
    x = 77,462,270,293.46/374,541.04
  6. Step 6: Final answer
    x = 206,819.18

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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.