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Finding the Fourth Proportional to 149,737.40, 224,606.10 and 61,054.55

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Solution

The fourth proportional to 149,737.40, 224,606.10 and 61,054.55 is: 91,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,737.40 : 224,606.10 = 61,054.55 : x
  2. Step 2: Convert to fraction form
    149,737.40/224,606.10 = 61,054.55/x
  3. Step 3: Cross multiply
    149,737.40x = 224,606.10 × 61,054.55
  4. Step 4: Simplify right side
    149,737.40x = 13,713,224,362.76
  5. Step 5: Solve for x
    x = 13,713,224,362.76/149,737.40
  6. Step 6: Final answer
    x = 91,581.83

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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.