Home / 109,242.57-163,861.73-49,237.98

Finding the Fourth Proportional to 109,242.57, 163,861.73 and 49,237.98

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Solution

The fourth proportional to 109,242.57, 163,861.73 and 49,237.98 is: 73,856.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,242.57 : 163,861.73 = 49,237.98 : x
  2. Step 2: Convert to fraction form
    109,242.57/163,861.73 = 49,237.98/x
  3. Step 3: Cross multiply
    109,242.57x = 163,861.73 × 49,237.98
  4. Step 4: Simplify right side
    109,242.57x = 8,068,220,584.51
  5. Step 5: Solve for x
    x = 8,068,220,584.51/109,242.57
  6. Step 6: Final answer
    x = 73,856.01

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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.