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Finding the Fourth Proportional to 17,461.80, 26,192.70 and 16,703.40

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Solution

The fourth proportional to 17,461.80, 26,192.70 and 16,703.40 is: 25,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,461.80 : 26,192.70 = 16,703.40 : x
  2. Step 2: Convert to fraction form
    17,461.80/26,192.70 = 16,703.40/x
  3. Step 3: Cross multiply
    17,461.80x = 26,192.70 × 16,703.40
  4. Step 4: Simplify right side
    17,461.80x = 437,507,145.18
  5. Step 5: Solve for x
    x = 437,507,145.18/17,461.80
  6. Step 6: Final answer
    x = 25,055.10

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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.