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Finding the Fourth Proportional to 17,334.48, 25,980.88 and 9,009.76

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Solution

The fourth proportional to 17,334.48, 25,980.88 and 9,009.76 is: 13,503.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,334.48 : 25,980.88 = 9,009.76 : x
  2. Step 2: Convert to fraction form
    17,334.48/25,980.88 = 9,009.76/x
  3. Step 3: Cross multiply
    17,334.48x = 25,980.88 × 9,009.76
  4. Step 4: Simplify right side
    17,334.48x = 234,081,373.11
  5. Step 5: Solve for x
    x = 234,081,373.11/17,334.48
  6. Step 6: Final answer
    x = 13,503.80

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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.