Home / 173,021.40-259,532.10-170,688.60

Finding the Fourth Proportional to 173,021.40, 259,532.10 and 170,688.60

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Solution

The fourth proportional to 173,021.40, 259,532.10 and 170,688.60 is: 256,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,021.40 : 259,532.10 = 170,688.60 : x
  2. Step 2: Convert to fraction form
    173,021.40/259,532.10 = 170,688.60/x
  3. Step 3: Cross multiply
    173,021.40x = 259,532.10 × 170,688.60
  4. Step 4: Simplify right side
    173,021.40x = 44,299,170,804.06
  5. Step 5: Solve for x
    x = 44,299,170,804.06/173,021.40
  6. Step 6: Final answer
    x = 256,032.90

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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.