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Finding the Fourth Proportional to 40,270.52, 60,368.52 and 15,303.08

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Solution

The fourth proportional to 40,270.52, 60,368.52 and 15,303.08 is: 22,940.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,270.52 : 60,368.52 = 15,303.08 : x
  2. Step 2: Convert to fraction form
    40,270.52/60,368.52 = 15,303.08/x
  3. Step 3: Cross multiply
    40,270.52x = 60,368.52 × 15,303.08
  4. Step 4: Simplify right side
    40,270.52x = 923,824,291.04
  5. Step 5: Solve for x
    x = 923,824,291.04/40,270.52
  6. Step 6: Final answer
    x = 22,940.46

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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.