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Finding the Fourth Proportional to 151,151.60, 226,727.40 and 38,831.60

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Solution

The fourth proportional to 151,151.60, 226,727.40 and 38,831.60 is: 58,247.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,151.60 : 226,727.40 = 38,831.60 : x
  2. Step 2: Convert to fraction form
    151,151.60/226,727.40 = 38,831.60/x
  3. Step 3: Cross multiply
    151,151.60x = 226,727.40 × 38,831.60
  4. Step 4: Simplify right side
    151,151.60x = 8,804,187,705.84
  5. Step 5: Solve for x
    x = 8,804,187,705.84/151,151.60
  6. Step 6: Final answer
    x = 58,247.40

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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.