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Finding the Fourth Proportional to 45,155.86, 67,737.03 and 15,573.27

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Solution

The fourth proportional to 45,155.86, 67,737.03 and 15,573.27 is: 23,361.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.86 : 67,737.03 = 15,573.27 : x
  2. Step 2: Convert to fraction form
    45,155.86/67,737.03 = 15,573.27/x
  3. Step 3: Cross multiply
    45,155.86x = 67,737.03 × 15,573.27
  4. Step 4: Simplify right side
    45,155.86x = 1,054,886,718.50
  5. Step 5: Solve for x
    x = 1,054,886,718.50/45,155.86
  6. Step 6: Final answer
    x = 23,361.01

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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.