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Finding the Fourth Proportional to 9,452.34, 14,159.07 and 8,985.78

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Solution

The fourth proportional to 9,452.34, 14,159.07 and 8,985.78 is: 13,460.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,452.34 : 14,159.07 = 8,985.78 : x
  2. Step 2: Convert to fraction form
    9,452.34/14,159.07 = 8,985.78/x
  3. Step 3: Cross multiply
    9,452.34x = 14,159.07 × 8,985.78
  4. Step 4: Simplify right side
    9,452.34x = 127,230,288.02
  5. Step 5: Solve for x
    x = 127,230,288.02/9,452.34
  6. Step 6: Final answer
    x = 13,460.19

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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.