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Finding the Fourth Proportional to 93,648.25, 140,486.36 and 34,479.37

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Solution

The fourth proportional to 93,648.25, 140,486.36 and 34,479.37 is: 51,724.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,648.25 : 140,486.36 = 34,479.37 : x
  2. Step 2: Convert to fraction form
    93,648.25/140,486.36 = 34,479.37/x
  3. Step 3: Cross multiply
    93,648.25x = 140,486.36 × 34,479.37
  4. Step 4: Simplify right side
    93,648.25x = 4,843,881,186.39
  5. Step 5: Solve for x
    x = 4,843,881,186.39/93,648.25
  6. Step 6: Final answer
    x = 51,724.20

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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.