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Finding the Fourth Proportional to 114,353.37, 157,805.29 and 63,365.67

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Solution

The fourth proportional to 114,353.37, 157,805.29 and 63,365.67 is: 87,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,353.37 : 157,805.29 = 63,365.67 : x
  2. Step 2: Convert to fraction form
    114,353.37/157,805.29 = 63,365.67/x
  3. Step 3: Cross multiply
    114,353.37x = 157,805.29 × 63,365.67
  4. Step 4: Simplify right side
    114,353.37x = 9,999,437,930.39
  5. Step 5: Solve for x
    x = 9,999,437,930.39/114,353.37
  6. Step 6: Final answer
    x = 87,443.32

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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.