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Finding the Fourth Proportional to 17,969.90, 24,799.46 and 10,802.03

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Solution

The fourth proportional to 17,969.90, 24,799.46 and 10,802.03 is: 14,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.90 : 24,799.46 = 10,802.03 : x
  2. Step 2: Convert to fraction form
    17,969.90/24,799.46 = 10,802.03/x
  3. Step 3: Cross multiply
    17,969.90x = 24,799.46 × 10,802.03
  4. Step 4: Simplify right side
    17,969.90x = 267,884,332.90
  5. Step 5: Solve for x
    x = 267,884,332.90/17,969.90
  6. Step 6: Final answer
    x = 14,907.40

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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.