Home / 130,340.04-195,531.14-40,361.60

Finding the Fourth Proportional to 130,340.04, 195,531.14 and 40,361.60

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Solution

The fourth proportional to 130,340.04, 195,531.14 and 40,361.60 is: 60,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,340.04 : 195,531.14 = 40,361.60 : x
  2. Step 2: Convert to fraction form
    130,340.04/195,531.14 = 40,361.60/x
  3. Step 3: Cross multiply
    130,340.04x = 195,531.14 × 40,361.60
  4. Step 4: Simplify right side
    130,340.04x = 7,891,949,660.22
  5. Step 5: Solve for x
    x = 7,891,949,660.22/130,340.04
  6. Step 6: Final answer
    x = 60,548.93

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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.