Home / 130,014.40-194,632.80-122,324.80

Finding the Fourth Proportional to 130,014.40, 194,632.80 and 122,324.80

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Solution

The fourth proportional to 130,014.40, 194,632.80 and 122,324.80 is: 183,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,014.40 : 194,632.80 = 122,324.80 : x
  2. Step 2: Convert to fraction form
    130,014.40/194,632.80 = 122,324.80/x
  3. Step 3: Cross multiply
    130,014.40x = 194,632.80 × 122,324.80
  4. Step 4: Simplify right side
    130,014.40x = 23,808,418,333.44
  5. Step 5: Solve for x
    x = 23,808,418,333.44/130,014.40
  6. Step 6: Final answer
    x = 183,121.40

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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.