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Finding the Fourth Proportional to 15,000.86, 22,503.69 and 7,602.32

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Solution

The fourth proportional to 15,000.86, 22,503.69 and 7,602.32 is: 11,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000.86 : 22,503.69 = 7,602.32 : x
  2. Step 2: Convert to fraction form
    15,000.86/22,503.69 = 7,602.32/x
  3. Step 3: Cross multiply
    15,000.86x = 22,503.69 × 7,602.32
  4. Step 4: Simplify right side
    15,000.86x = 171,080,252.56
  5. Step 5: Solve for x
    x = 171,080,252.56/15,000.86
  6. Step 6: Final answer
    x = 11,404.70

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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.