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Finding the Fourth Proportional to 10,461.12, 14,435.08 and 5,985.04

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Solution

The fourth proportional to 10,461.12, 14,435.08 and 5,985.04 is: 8,258.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,461.12 : 14,435.08 = 5,985.04 : x
  2. Step 2: Convert to fraction form
    10,461.12/14,435.08 = 5,985.04/x
  3. Step 3: Cross multiply
    10,461.12x = 14,435.08 × 5,985.04
  4. Step 4: Simplify right side
    10,461.12x = 86,394,531.20
  5. Step 5: Solve for x
    x = 86,394,531.20/10,461.12
  6. Step 6: Final answer
    x = 8,258.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.