Home / 64,004.20-96,006.30-53,506.60

Finding the Fourth Proportional to 64,004.20, 96,006.30 and 53,506.60

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Solution

The fourth proportional to 64,004.20, 96,006.30 and 53,506.60 is: 80,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,004.20 : 96,006.30 = 53,506.60 : x
  2. Step 2: Convert to fraction form
    64,004.20/96,006.30 = 53,506.60/x
  3. Step 3: Cross multiply
    64,004.20x = 96,006.30 × 53,506.60
  4. Step 4: Simplify right side
    64,004.20x = 5,136,970,691.58
  5. Step 5: Solve for x
    x = 5,136,970,691.58/64,004.20
  6. Step 6: Final answer
    x = 80,259.90

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1.5x scale

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.