Home / 104,516.78-156,751.51-48,326.27

Finding the Fourth Proportional to 104,516.78, 156,751.51 and 48,326.27

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Solution

The fourth proportional to 104,516.78, 156,751.51 and 48,326.27 is: 72,478.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,516.78 : 156,751.51 = 48,326.27 : x
  2. Step 2: Convert to fraction form
    104,516.78/156,751.51 = 48,326.27/x
  3. Step 3: Cross multiply
    104,516.78x = 156,751.51 × 48,326.27
  4. Step 4: Simplify right side
    104,516.78x = 7,575,214,769.78
  5. Step 5: Solve for x
    x = 7,575,214,769.78/104,516.78
  6. Step 6: Final answer
    x = 72,478.46

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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.