Home / 55,257.85-82,902.95-17,817.17

Finding the Fourth Proportional to 55,257.85, 82,902.95 and 17,817.17

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Solution

The fourth proportional to 55,257.85, 82,902.95 and 17,817.17 is: 26,730.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,257.85 : 82,902.95 = 17,817.17 : x
  2. Step 2: Convert to fraction form
    55,257.85/82,902.95 = 17,817.17/x
  3. Step 3: Cross multiply
    55,257.85x = 82,902.95 × 17,817.17
  4. Step 4: Simplify right side
    55,257.85x = 1,477,095,953.65
  5. Step 5: Solve for x
    x = 1,477,095,953.65/55,257.85
  6. Step 6: Final answer
    x = 26,730.97

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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.