Home / 173,227.20-259,840.80-154,856.40

Finding the Fourth Proportional to 173,227.20, 259,840.80 and 154,856.40

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Solution

The fourth proportional to 173,227.20, 259,840.80 and 154,856.40 is: 232,284.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,227.20 : 259,840.80 = 154,856.40 : x
  2. Step 2: Convert to fraction form
    173,227.20/259,840.80 = 154,856.40/x
  3. Step 3: Cross multiply
    173,227.20x = 259,840.80 × 154,856.40
  4. Step 4: Simplify right side
    173,227.20x = 40,238,010,861.12
  5. Step 5: Solve for x
    x = 40,238,010,861.12/173,227.20
  6. Step 6: Final answer
    x = 232,284.60

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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.