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Finding the Fourth Proportional to 114,341.73, 157,787.03 and 63,355.22

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Solution

The fourth proportional to 114,341.73, 157,787.03 and 63,355.22 is: 87,427.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,341.73 : 157,787.03 = 63,355.22 : x
  2. Step 2: Convert to fraction form
    114,341.73/157,787.03 = 63,355.22/x
  3. Step 3: Cross multiply
    114,341.73x = 157,787.03 × 63,355.22
  4. Step 4: Simplify right side
    114,341.73x = 9,996,630,893.09
  5. Step 5: Solve for x
    x = 9,996,630,893.09/114,341.73
  6. Step 6: Final answer
    x = 87,427.67

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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.