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Finding the Fourth Proportional to 114,455.35, 157,940.67 and 63,466.20

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Solution

The fourth proportional to 114,455.35, 157,940.67 and 63,466.20 is: 87,579.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,455.35 : 157,940.67 = 63,466.20 : x
  2. Step 2: Convert to fraction form
    114,455.35/157,940.67 = 63,466.20/x
  3. Step 3: Cross multiply
    114,455.35x = 157,940.67 × 63,466.20
  4. Step 4: Simplify right side
    114,455.35x = 10,023,894,150.35
  5. Step 5: Solve for x
    x = 10,023,894,150.35/114,455.35
  6. Step 6: Final answer
    x = 87,579.08

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1.5x scale

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.