Home / 197,831.97-272,991.93-116,151.63

Finding the Fourth Proportional to 197,831.97, 272,991.93 and 116,151.63

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Solution

The fourth proportional to 197,831.97, 272,991.93 and 116,151.63 is: 160,279.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,831.97 : 272,991.93 = 116,151.63 : x
  2. Step 2: Convert to fraction form
    197,831.97/272,991.93 = 116,151.63/x
  3. Step 3: Cross multiply
    197,831.97x = 272,991.93 × 116,151.63
  4. Step 4: Simplify right side
    197,831.97x = 31,708,457,646.35
  5. Step 5: Solve for x
    x = 31,708,457,646.35/197,831.97
  6. Step 6: Final answer
    x = 160,279.74

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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.