Home / 186,218.04-278,831.28-127,169.04

Finding the Fourth Proportional to 186,218.04, 278,831.28 and 127,169.04

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Solution

The fourth proportional to 186,218.04, 278,831.28 and 127,169.04 is: 190,414.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,218.04 : 278,831.28 = 127,169.04 : x
  2. Step 2: Convert to fraction form
    186,218.04/278,831.28 = 127,169.04/x
  3. Step 3: Cross multiply
    186,218.04x = 278,831.28 × 127,169.04
  4. Step 4: Simplify right side
    186,218.04x = 35,458,706,199.57
  5. Step 5: Solve for x
    x = 35,458,706,199.57/186,218.04
  6. Step 6: Final answer
    x = 190,414.99

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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.