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Finding the Fourth Proportional to 14,363.58, 21,554.93 and 6,968.58

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Solution

The fourth proportional to 14,363.58, 21,554.93 and 6,968.58 is: 10,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.58 : 21,554.93 = 6,968.58 : x
  2. Step 2: Convert to fraction form
    14,363.58/21,554.93 = 6,968.58/x
  3. Step 3: Cross multiply
    14,363.58x = 21,554.93 × 6,968.58
  4. Step 4: Simplify right side
    14,363.58x = 150,207,254.10
  5. Step 5: Solve for x
    x = 150,207,254.10/14,363.58
  6. Step 6: Final answer
    x = 10,457.51

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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.