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Finding the Fourth Proportional to 45,763.04, 68,693.08 and 40,532.01

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Solution

The fourth proportional to 45,763.04, 68,693.08 and 40,532.01 is: 60,840.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,763.04 : 68,693.08 = 40,532.01 : x
  2. Step 2: Convert to fraction form
    45,763.04/68,693.08 = 40,532.01/x
  3. Step 3: Cross multiply
    45,763.04x = 68,693.08 × 40,532.01
  4. Step 4: Simplify right side
    45,763.04x = 2,784,268,706.82
  5. Step 5: Solve for x
    x = 2,784,268,706.82/45,763.04
  6. Step 6: Final answer
    x = 60,840.99

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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.