Home / 173,071.20-259,606.80-106,586.40

Finding the Fourth Proportional to 173,071.20, 259,606.80 and 106,586.40

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Solution

The fourth proportional to 173,071.20, 259,606.80 and 106,586.40 is: 159,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,071.20 : 259,606.80 = 106,586.40 : x
  2. Step 2: Convert to fraction form
    173,071.20/259,606.80 = 106,586.40/x
  3. Step 3: Cross multiply
    173,071.20x = 259,606.80 × 106,586.40
  4. Step 4: Simplify right side
    173,071.20x = 27,670,554,227.52
  5. Step 5: Solve for x
    x = 27,670,554,227.52/173,071.20
  6. Step 6: Final answer
    x = 159,879.60

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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.