Home / 173,238.12-259,943.37-97,289.55

Finding the Fourth Proportional to 173,238.12, 259,943.37 and 97,289.55

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Solution

The fourth proportional to 173,238.12, 259,943.37 and 97,289.55 is: 145,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,238.12 : 259,943.37 = 97,289.55 : x
  2. Step 2: Convert to fraction form
    173,238.12/259,943.37 = 97,289.55/x
  3. Step 3: Cross multiply
    173,238.12x = 259,943.37 × 97,289.55
  4. Step 4: Simplify right side
    173,238.12x = 25,289,773,492.78
  5. Step 5: Solve for x
    x = 25,289,773,492.78/173,238.12
  6. Step 6: Final answer
    x = 145,982.73

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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.