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Finding the Fourth Proportional to 15,485.63, 23,237.63 and 5,625.68

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Solution

The fourth proportional to 15,485.63, 23,237.63 and 5,625.68 is: 8,441.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,485.63 : 23,237.63 = 5,625.68 : x
  2. Step 2: Convert to fraction form
    15,485.63/23,237.63 = 5,625.68/x
  3. Step 3: Cross multiply
    15,485.63x = 23,237.63 × 5,625.68
  4. Step 4: Simplify right side
    15,485.63x = 130,727,444.12
  5. Step 5: Solve for x
    x = 130,727,444.12/15,485.63
  6. Step 6: Final answer
    x = 8,441.85

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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.