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Finding the Fourth Proportional to 14,306.63, 21,461.15 and 8,063.15

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Solution

The fourth proportional to 14,306.63, 21,461.15 and 8,063.15 is: 12,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.63 : 21,461.15 = 8,063.15 : x
  2. Step 2: Convert to fraction form
    14,306.63/21,461.15 = 8,063.15/x
  3. Step 3: Cross multiply
    14,306.63x = 21,461.15 × 8,063.15
  4. Step 4: Simplify right side
    14,306.63x = 173,044,384.47
  5. Step 5: Solve for x
    x = 173,044,384.47/14,306.63
  6. Step 6: Final answer
    x = 12,095.40

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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.