Home / 154,027.20-230,940.90-65,256.60

Finding the Fourth Proportional to 154,027.20, 230,940.90 and 65,256.60

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Solution

The fourth proportional to 154,027.20, 230,940.90 and 65,256.60 is: 97,842.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,027.20 : 230,940.90 = 65,256.60 : x
  2. Step 2: Convert to fraction form
    154,027.20/230,940.90 = 65,256.60/x
  3. Step 3: Cross multiply
    154,027.20x = 230,940.90 × 65,256.60
  4. Step 4: Simplify right side
    154,027.20x = 15,070,417,934.94
  5. Step 5: Solve for x
    x = 15,070,417,934.94/154,027.20
  6. Step 6: Final answer
    x = 97,842.58

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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.