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Finding the Fourth Proportional to 155,058.99, 214,004.54 and 94,664.64

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Solution

The fourth proportional to 155,058.99, 214,004.54 and 94,664.64 is: 130,651.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,058.99 : 214,004.54 = 94,664.64 : x
  2. Step 2: Convert to fraction form
    155,058.99/214,004.54 = 94,664.64/x
  3. Step 3: Cross multiply
    155,058.99x = 214,004.54 × 94,664.64
  4. Step 4: Simplify right side
    155,058.99x = 20,258,662,737.47
  5. Step 5: Solve for x
    x = 20,258,662,737.47/155,058.99
  6. Step 6: Final answer
    x = 130,651.33

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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.