Home / 186,831.30-280,291.44-60,471.57

Finding the Fourth Proportional to 186,831.30, 280,291.44 and 60,471.57

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Solution

The fourth proportional to 186,831.30, 280,291.44 and 60,471.57 is: 90,721.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,831.30 : 280,291.44 = 60,471.57 : x
  2. Step 2: Convert to fraction form
    186,831.30/280,291.44 = 60,471.57/x
  3. Step 3: Cross multiply
    186,831.30x = 280,291.44 × 60,471.57
  4. Step 4: Simplify right side
    186,831.30x = 16,949,662,992.51
  5. Step 5: Solve for x
    x = 16,949,662,992.51/186,831.30
  6. Step 6: Final answer
    x = 90,721.75

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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.