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Finding the Fourth Proportional to 93,055.54, 128,404.99 and 62,906.46

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Solution

The fourth proportional to 93,055.54, 128,404.99 and 62,906.46 is: 86,803.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,055.54 : 128,404.99 = 62,906.46 : x
  2. Step 2: Convert to fraction form
    93,055.54/128,404.99 = 62,906.46/x
  3. Step 3: Cross multiply
    93,055.54x = 128,404.99 × 62,906.46
  4. Step 4: Simplify right side
    93,055.54x = 8,077,503,367.24
  5. Step 5: Solve for x
    x = 8,077,503,367.24/93,055.54
  6. Step 6: Final answer
    x = 86,803.04

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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.