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Finding the Fourth Proportional to 15,714.88, 23,588.72 and 6,955.95

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Solution

The fourth proportional to 15,714.88, 23,588.72 and 6,955.95 is: 10,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.88 : 23,588.72 = 6,955.95 : x
  2. Step 2: Convert to fraction form
    15,714.88/23,588.72 = 6,955.95/x
  3. Step 3: Cross multiply
    15,714.88x = 23,588.72 × 6,955.95
  4. Step 4: Simplify right side
    15,714.88x = 164,081,956.88
  5. Step 5: Solve for x
    x = 164,081,956.88/15,714.88
  6. Step 6: Final answer
    x = 10,441.18

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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.