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Finding the Fourth Proportional to 93,653.78, 140,575.46 and 83,048.22

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Solution

The fourth proportional to 93,653.78, 140,575.46 and 83,048.22 is: 124,656.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,653.78 : 140,575.46 = 83,048.22 : x
  2. Step 2: Convert to fraction form
    93,653.78/140,575.46 = 83,048.22/x
  3. Step 3: Cross multiply
    93,653.78x = 140,575.46 × 83,048.22
  4. Step 4: Simplify right side
    93,653.78x = 11,674,541,313.44
  5. Step 5: Solve for x
    x = 11,674,541,313.44/93,653.78
  6. Step 6: Final answer
    x = 124,656.39

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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.