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Finding the Fourth Proportional to 17,607.20, 24,300.80 and 10,053.60

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Solution

The fourth proportional to 17,607.20, 24,300.80 and 10,053.60 is: 13,875.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.20 : 24,300.80 = 10,053.60 : x
  2. Step 2: Convert to fraction form
    17,607.20/24,300.80 = 10,053.60/x
  3. Step 3: Cross multiply
    17,607.20x = 24,300.80 × 10,053.60
  4. Step 4: Simplify right side
    17,607.20x = 244,310,522.88
  5. Step 5: Solve for x
    x = 244,310,522.88/17,607.20
  6. Step 6: Final answer
    x = 13,875.60

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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.