Home / 104,501.10-156,751.65-30,629.10

Finding the Fourth Proportional to 104,501.10, 156,751.65 and 30,629.10

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Solution

The fourth proportional to 104,501.10, 156,751.65 and 30,629.10 is: 45,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,501.10 : 156,751.65 = 30,629.10 : x
  2. Step 2: Convert to fraction form
    104,501.10/156,751.65 = 30,629.10/x
  3. Step 3: Cross multiply
    104,501.10x = 156,751.65 × 30,629.10
  4. Step 4: Simplify right side
    104,501.10x = 4,801,161,963.02
  5. Step 5: Solve for x
    x = 4,801,161,963.02/104,501.10
  6. Step 6: Final answer
    x = 45,943.65

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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.