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Finding the Fourth Proportional to 41,782.04, 62,693.02 and 18,405.40

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Solution

The fourth proportional to 41,782.04, 62,693.02 and 18,405.40 is: 27,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,782.04 : 62,693.02 = 18,405.40 : x
  2. Step 2: Convert to fraction form
    41,782.04/62,693.02 = 18,405.40/x
  3. Step 3: Cross multiply
    41,782.04x = 62,693.02 × 18,405.40
  4. Step 4: Simplify right side
    41,782.04x = 1,153,890,110.31
  5. Step 5: Solve for x
    x = 1,153,890,110.31/41,782.04
  6. Step 6: Final answer
    x = 27,616.89

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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.