Home / 130,575.15-195,831.56-67,362.75

Finding the Fourth Proportional to 130,575.15, 195,831.56 and 67,362.75

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Solution

The fourth proportional to 130,575.15, 195,831.56 and 67,362.75 is: 101,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,575.15 : 195,831.56 = 67,362.75 : x
  2. Step 2: Convert to fraction form
    130,575.15/195,831.56 = 67,362.75/x
  3. Step 3: Cross multiply
    130,575.15x = 195,831.56 × 67,362.75
  4. Step 4: Simplify right side
    130,575.15x = 13,191,752,081.58
  5. Step 5: Solve for x
    x = 13,191,752,081.58/130,575.15
  6. Step 6: Final answer
    x = 101,028.04

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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.