Home / 238,469.02-357,481.20-80,587.06

Finding the Fourth Proportional to 238,469.02, 357,481.20 and 80,587.06

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Solution

The fourth proportional to 238,469.02, 357,481.20 and 80,587.06 is: 120,805.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,469.02 : 357,481.20 = 80,587.06 : x
  2. Step 2: Convert to fraction form
    238,469.02/357,481.20 = 80,587.06/x
  3. Step 3: Cross multiply
    238,469.02x = 357,481.20 × 80,587.06
  4. Step 4: Simplify right side
    238,469.02x = 28,808,358,913.27
  5. Step 5: Solve for x
    x = 28,808,358,913.27/238,469.02
  6. Step 6: Final answer
    x = 120,805.46

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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.