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Finding the Fourth Proportional to 14,592.43, 21,888.69 and 4,731.49

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Solution

The fourth proportional to 14,592.43, 21,888.69 and 4,731.49 is: 7,097.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,592.43 : 21,888.69 = 4,731.49 : x
  2. Step 2: Convert to fraction form
    14,592.43/21,888.69 = 4,731.49/x
  3. Step 3: Cross multiply
    14,592.43x = 21,888.69 × 4,731.49
  4. Step 4: Simplify right side
    14,592.43x = 103,566,117.85
  5. Step 5: Solve for x
    x = 103,566,117.85/14,592.43
  6. Step 6: Final answer
    x = 7,097.25

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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.