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Finding the Fourth Proportional to 93,312.48, 139,822.56 and 37,122.24

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Solution

The fourth proportional to 93,312.48, 139,822.56 and 37,122.24 is: 55,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312.48 : 139,822.56 = 37,122.24 : x
  2. Step 2: Convert to fraction form
    93,312.48/139,822.56 = 37,122.24/x
  3. Step 3: Cross multiply
    93,312.48x = 139,822.56 × 37,122.24
  4. Step 4: Simplify right side
    93,312.48x = 5,190,526,629.73
  5. Step 5: Solve for x
    x = 5,190,526,629.73/93,312.48
  6. Step 6: Final answer
    x = 55,625.21

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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.