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Finding the Fourth Proportional to 195,420.89, 293,041.11 and 83,041.20

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Solution

The fourth proportional to 195,420.89, 293,041.11 and 83,041.20 is: 124,523.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,420.89 : 293,041.11 = 83,041.20 : x
  2. Step 2: Convert to fraction form
    195,420.89/293,041.11 = 83,041.20/x
  3. Step 3: Cross multiply
    195,420.89x = 293,041.11 × 83,041.20
  4. Step 4: Simplify right side
    195,420.89x = 24,334,485,423.73
  5. Step 5: Solve for x
    x = 24,334,485,423.73/195,420.89
  6. Step 6: Final answer
    x = 124,523.46

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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.