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Finding the Fourth Proportional to 63,261.70, 94,831.80 and 36,580.30

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Solution

The fourth proportional to 63,261.70, 94,831.80 and 36,580.30 is: 54,835.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,261.70 : 94,831.80 = 36,580.30 : x
  2. Step 2: Convert to fraction form
    63,261.70/94,831.80 = 36,580.30/x
  3. Step 3: Cross multiply
    63,261.70x = 94,831.80 × 36,580.30
  4. Step 4: Simplify right side
    63,261.70x = 3,468,975,693.54
  5. Step 5: Solve for x
    x = 3,468,975,693.54/63,261.70
  6. Step 6: Final answer
    x = 54,835.32

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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.