Home / 434,296.55-651,531.89-149,997.53

Finding the Fourth Proportional to 434,296.55, 651,531.89 and 149,997.53

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Solution

The fourth proportional to 434,296.55, 651,531.89 and 149,997.53 is: 225,026.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,296.55 : 651,531.89 = 149,997.53 : x
  2. Step 2: Convert to fraction form
    434,296.55/651,531.89 = 149,997.53/x
  3. Step 3: Cross multiply
    434,296.55x = 651,531.89 × 149,997.53
  4. Step 4: Simplify right side
    434,296.55x = 97,728,171,333.57
  5. Step 5: Solve for x
    x = 97,728,171,333.57/434,296.55
  6. Step 6: Final answer
    x = 225,026.36

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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.