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Finding the Fourth Proportional to 146,203.67, 201,762.75 and 85,775.37

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Solution

The fourth proportional to 146,203.67, 201,762.75 and 85,775.37 is: 118,371.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,203.67 : 201,762.75 = 85,775.37 : x
  2. Step 2: Convert to fraction form
    146,203.67/201,762.75 = 85,775.37/x
  3. Step 3: Cross multiply
    146,203.67x = 201,762.75 × 85,775.37
  4. Step 4: Simplify right side
    146,203.67x = 17,306,274,533.47
  5. Step 5: Solve for x
    x = 17,306,274,533.47/146,203.67
  6. Step 6: Final answer
    x = 118,371.00

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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.