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Finding the Fourth Proportional to 181,194.75, 271,831.01 and 70,386.75

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Solution

The fourth proportional to 181,194.75, 271,831.01 and 70,386.75 is: 105,595.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,194.75 : 271,831.01 = 70,386.75 : x
  2. Step 2: Convert to fraction form
    181,194.75/271,831.01 = 70,386.75/x
  3. Step 3: Cross multiply
    181,194.75x = 271,831.01 × 70,386.75
  4. Step 4: Simplify right side
    181,194.75x = 19,133,300,991.18
  5. Step 5: Solve for x
    x = 19,133,300,991.18/181,194.75
  6. Step 6: Final answer
    x = 105,595.23

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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.