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Finding the Fourth Proportional to 15,252.42, 22,862.22 and 9,970.82

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Solution

The fourth proportional to 15,252.42, 22,862.22 and 9,970.82 is: 14,945.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,252.42 : 22,862.22 = 9,970.82 : x
  2. Step 2: Convert to fraction form
    15,252.42/22,862.22 = 9,970.82/x
  3. Step 3: Cross multiply
    15,252.42x = 22,862.22 × 9,970.82
  4. Step 4: Simplify right side
    15,252.42x = 227,955,080.42
  5. Step 5: Solve for x
    x = 227,955,080.42/15,252.42
  6. Step 6: Final answer
    x = 14,945.50

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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.