Home / 195,246.40-292,783.20-90,097.60

Finding the Fourth Proportional to 195,246.40, 292,783.20 and 90,097.60

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Solution

The fourth proportional to 195,246.40, 292,783.20 and 90,097.60 is: 135,106.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,246.40 : 292,783.20 = 90,097.60 : x
  2. Step 2: Convert to fraction form
    195,246.40/292,783.20 = 90,097.60/x
  3. Step 3: Cross multiply
    195,246.40x = 292,783.20 × 90,097.60
  4. Step 4: Simplify right side
    195,246.40x = 26,379,063,640.32
  5. Step 5: Solve for x
    x = 26,379,063,640.32/195,246.40
  6. Step 6: Final answer
    x = 135,106.53

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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.