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Finding the Fourth Proportional to 17,411.62, 26,116.93 and 4,931.62

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Solution

The fourth proportional to 17,411.62, 26,116.93 and 4,931.62 is: 7,397.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,411.62 : 26,116.93 = 4,931.62 : x
  2. Step 2: Convert to fraction form
    17,411.62/26,116.93 = 4,931.62/x
  3. Step 3: Cross multiply
    17,411.62x = 26,116.93 × 4,931.62
  4. Step 4: Simplify right side
    17,411.62x = 128,798,745.67
  5. Step 5: Solve for x
    x = 128,798,745.67/17,411.62
  6. Step 6: Final answer
    x = 7,397.29

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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.