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Finding the Fourth Proportional to 28,566.08, 43,102.64 and 28,566.08

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Solution

The fourth proportional to 28,566.08, 43,102.64 and 28,566.08 is: 43,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,566.08 : 43,102.64 = 28,566.08 : x
  2. Step 2: Convert to fraction form
    28,566.08/43,102.64 = 28,566.08/x
  3. Step 3: Cross multiply
    28,566.08x = 43,102.64 × 28,566.08
  4. Step 4: Simplify right side
    28,566.08x = 1,231,273,462.45
  5. Step 5: Solve for x
    x = 1,231,273,462.45/28,566.08
  6. Step 6: Final answer
    x = 43,102.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.