Home / 130,442.40-195,793.20-63,957.60

Finding the Fourth Proportional to 130,442.40, 195,793.20 and 63,957.60

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Solution

The fourth proportional to 130,442.40, 195,793.20 and 63,957.60 is: 95,999.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,442.40 : 195,793.20 = 63,957.60 : x
  2. Step 2: Convert to fraction form
    130,442.40/195,793.20 = 63,957.60/x
  3. Step 3: Cross multiply
    130,442.40x = 195,793.20 × 63,957.60
  4. Step 4: Simplify right side
    130,442.40x = 12,522,463,168.32
  5. Step 5: Solve for x
    x = 12,522,463,168.32/130,442.40
  6. Step 6: Final answer
    x = 95,999.94

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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.