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Finding the Fourth Proportional to 132,762.02, 199,143.03 and 39,260.48

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Solution

The fourth proportional to 132,762.02, 199,143.03 and 39,260.48 is: 58,890.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,762.02 : 199,143.03 = 39,260.48 : x
  2. Step 2: Convert to fraction form
    132,762.02/199,143.03 = 39,260.48/x
  3. Step 3: Cross multiply
    132,762.02x = 199,143.03 × 39,260.48
  4. Step 4: Simplify right side
    132,762.02x = 7,818,450,946.45
  5. Step 5: Solve for x
    x = 7,818,450,946.45/132,762.02
  6. Step 6: Final answer
    x = 58,890.72

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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.