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Finding the Fourth Proportional to 134,035.76, 201,063.24 and 40,548.80

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Solution

The fourth proportional to 134,035.76, 201,063.24 and 40,548.80 is: 60,826.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,035.76 : 201,063.24 = 40,548.80 : x
  2. Step 2: Convert to fraction form
    134,035.76/201,063.24 = 40,548.80/x
  3. Step 3: Cross multiply
    134,035.76x = 201,063.24 × 40,548.80
  4. Step 4: Simplify right side
    134,035.76x = 8,152,873,106.11
  5. Step 5: Solve for x
    x = 8,152,873,106.11/134,035.76
  6. Step 6: Final answer
    x = 60,826.10

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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.