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Finding the Fourth Proportional to 72,962.88, 100,704.44 and 46,088.29

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Solution

The fourth proportional to 72,962.88, 100,704.44 and 46,088.29 is: 63,611.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,962.88 : 100,704.44 = 46,088.29 : x
  2. Step 2: Convert to fraction form
    72,962.88/100,704.44 = 46,088.29/x
  3. Step 3: Cross multiply
    72,962.88x = 100,704.44 × 46,088.29
  4. Step 4: Simplify right side
    72,962.88x = 4,641,295,435.01
  5. Step 5: Solve for x
    x = 4,641,295,435.01/72,962.88
  6. Step 6: Final answer
    x = 63,611.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.