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Finding the Fourth Proportional to 93,247.69, 139,600.59 and 83,630.35

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Solution

The fourth proportional to 93,247.69, 139,600.59 and 83,630.35 is: 125,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,247.69 : 139,600.59 = 83,630.35 : x
  2. Step 2: Convert to fraction form
    93,247.69/139,600.59 = 83,630.35/x
  3. Step 3: Cross multiply
    93,247.69x = 139,600.59 × 83,630.35
  4. Step 4: Simplify right side
    93,247.69x = 11,674,846,201.91
  5. Step 5: Solve for x
    x = 11,674,846,201.91/93,247.69
  6. Step 6: Final answer
    x = 125,202.52

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1.5x scale

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.