Home / 154,025.20-230,937.90-65,254.60

Finding the Fourth Proportional to 154,025.20, 230,937.90 and 65,254.60

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Solution

The fourth proportional to 154,025.20, 230,937.90 and 65,254.60 is: 97,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,025.20 : 230,937.90 = 65,254.60 : x
  2. Step 2: Convert to fraction form
    154,025.20/230,937.90 = 65,254.60/x
  3. Step 3: Cross multiply
    154,025.20x = 230,937.90 × 65,254.60
  4. Step 4: Simplify right side
    154,025.20x = 15,069,760,289.34
  5. Step 5: Solve for x
    x = 15,069,760,289.34/154,025.20
  6. Step 6: Final answer
    x = 97,839.58

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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.