Home / 104,004.72-156,030.56-32,931.66

Finding the Fourth Proportional to 104,004.72, 156,030.56 and 32,931.66

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Solution

The fourth proportional to 104,004.72, 156,030.56 and 32,931.66 is: 49,404.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,004.72 : 156,030.56 = 32,931.66 : x
  2. Step 2: Convert to fraction form
    104,004.72/156,030.56 = 32,931.66/x
  3. Step 3: Cross multiply
    104,004.72x = 156,030.56 × 32,931.66
  4. Step 4: Simplify right side
    104,004.72x = 5,138,345,351.53
  5. Step 5: Solve for x
    x = 5,138,345,351.53/104,004.72
  6. Step 6: Final answer
    x = 49,404.92

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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.