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Finding the Fourth Proportional to 14,700.88, 22,051.64 and 4,837.20

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Solution

The fourth proportional to 14,700.88, 22,051.64 and 4,837.20 is: 7,255.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,700.88 : 22,051.64 = 4,837.20 : x
  2. Step 2: Convert to fraction form
    14,700.88/22,051.64 = 4,837.20/x
  3. Step 3: Cross multiply
    14,700.88x = 22,051.64 × 4,837.20
  4. Step 4: Simplify right side
    14,700.88x = 106,668,193.01
  5. Step 5: Solve for x
    x = 106,668,193.01/14,700.88
  6. Step 6: Final answer
    x = 7,255.91

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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.