Home / 183,640.20-275,460.30-104,762.40

Finding the Fourth Proportional to 183,640.20, 275,460.30 and 104,762.40

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Solution

The fourth proportional to 183,640.20, 275,460.30 and 104,762.40 is: 157,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,640.20 : 275,460.30 = 104,762.40 : x
  2. Step 2: Convert to fraction form
    183,640.20/275,460.30 = 104,762.40/x
  3. Step 3: Cross multiply
    183,640.20x = 275,460.30 × 104,762.40
  4. Step 4: Simplify right side
    183,640.20x = 28,857,882,132.72
  5. Step 5: Solve for x
    x = 28,857,882,132.72/183,640.20
  6. Step 6: Final answer
    x = 157,143.60

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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.