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Finding the Fourth Proportional to 72,410.27, 108,588.76 and 25,013.30

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Solution

The fourth proportional to 72,410.27, 108,588.76 and 25,013.30 is: 37,510.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,410.27 : 108,588.76 = 25,013.30 : x
  2. Step 2: Convert to fraction form
    72,410.27/108,588.76 = 25,013.30/x
  3. Step 3: Cross multiply
    72,410.27x = 108,588.76 × 25,013.30
  4. Step 4: Simplify right side
    72,410.27x = 2,716,163,230.51
  5. Step 5: Solve for x
    x = 2,716,163,230.51/72,410.27
  6. Step 6: Final answer
    x = 37,510.75

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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.