Home / 130,785.49-196,180.51-36,015.18

Finding the Fourth Proportional to 130,785.49, 196,180.51 and 36,015.18

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Solution

The fourth proportional to 130,785.49, 196,180.51 and 36,015.18 is: 54,023.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,785.49 : 196,180.51 = 36,015.18 : x
  2. Step 2: Convert to fraction form
    130,785.49/196,180.51 = 36,015.18/x
  3. Step 3: Cross multiply
    130,785.49x = 196,180.51 × 36,015.18
  4. Step 4: Simplify right side
    130,785.49x = 7,065,476,624.18
  5. Step 5: Solve for x
    x = 7,065,476,624.18/130,785.49
  6. Step 6: Final answer
    x = 54,023.40

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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.