Home / 374,202.55-561,724.48-149,721.35

Finding the Fourth Proportional to 374,202.55, 561,724.48 and 149,721.35

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Solution

The fourth proportional to 374,202.55, 561,724.48 and 149,721.35 is: 224,750.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,202.55 : 561,724.48 = 149,721.35 : x
  2. Step 2: Convert to fraction form
    374,202.55/561,724.48 = 149,721.35/x
  3. Step 3: Cross multiply
    374,202.55x = 561,724.48 × 149,721.35
  4. Step 4: Simplify right side
    374,202.55x = 84,102,148,503.66
  5. Step 5: Solve for x
    x = 84,102,148,503.66/374,202.55
  6. Step 6: Final answer
    x = 224,750.34

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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.