Home / 104,561.49-156,631.73-48,324.15

Finding the Fourth Proportional to 104,561.49, 156,631.73 and 48,324.15

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Solution

The fourth proportional to 104,561.49, 156,631.73 and 48,324.15 is: 72,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,561.49 : 156,631.73 = 48,324.15 : x
  2. Step 2: Convert to fraction form
    104,561.49/156,631.73 = 48,324.15/x
  3. Step 3: Cross multiply
    104,561.49x = 156,631.73 × 48,324.15
  4. Step 4: Simplify right side
    104,561.49x = 7,569,095,215.28
  5. Step 5: Solve for x
    x = 7,569,095,215.28/104,561.49
  6. Step 6: Final answer
    x = 72,388.94

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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.