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Finding the Fourth Proportional to 54,064.80, 81,050.22 and 25,970.76

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Solution

The fourth proportional to 54,064.80, 81,050.22 and 25,970.76 is: 38,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,064.80 : 81,050.22 = 25,970.76 : x
  2. Step 2: Convert to fraction form
    54,064.80/81,050.22 = 25,970.76/x
  3. Step 3: Cross multiply
    54,064.80x = 81,050.22 × 25,970.76
  4. Step 4: Simplify right side
    54,064.80x = 2,104,935,811.57
  5. Step 5: Solve for x
    x = 2,104,935,811.57/54,064.80
  6. Step 6: Final answer
    x = 38,933.57

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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.