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Finding the Fourth Proportional to 10,071.85, 13,897.48 and 5,823.31

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Solution

The fourth proportional to 10,071.85, 13,897.48 and 5,823.31 is: 8,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.85 : 13,897.48 = 5,823.31 : x
  2. Step 2: Convert to fraction form
    10,071.85/13,897.48 = 5,823.31/x
  3. Step 3: Cross multiply
    10,071.85x = 13,897.48 × 5,823.31
  4. Step 4: Simplify right side
    10,071.85x = 80,929,334.26
  5. Step 5: Solve for x
    x = 80,929,334.26/10,071.85
  6. Step 6: Final answer
    x = 8,035.20

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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.