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Finding the Fourth Proportional to 114,203.52, 157,604.40 and 63,903.60

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Solution

The fourth proportional to 114,203.52, 157,604.40 and 63,903.60 is: 88,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,203.52 : 157,604.40 = 63,903.60 : x
  2. Step 2: Convert to fraction form
    114,203.52/157,604.40 = 63,903.60/x
  3. Step 3: Cross multiply
    114,203.52x = 157,604.40 × 63,903.60
  4. Step 4: Simplify right side
    114,203.52x = 10,071,488,535.84
  5. Step 5: Solve for x
    x = 10,071,488,535.84/114,203.52
  6. Step 6: Final answer
    x = 88,188.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.