Home / 173,317.12-259,803.45-120,615.89

Finding the Fourth Proportional to 173,317.12, 259,803.45 and 120,615.89

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Solution

The fourth proportional to 173,317.12, 259,803.45 and 120,615.89 is: 180,803.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,317.12 : 259,803.45 = 120,615.89 : x
  2. Step 2: Convert to fraction form
    173,317.12/259,803.45 = 120,615.89/x
  3. Step 3: Cross multiply
    173,317.12x = 259,803.45 × 120,615.89
  4. Step 4: Simplify right side
    173,317.12x = 31,336,423,047.80
  5. Step 5: Solve for x
    x = 31,336,423,047.80/173,317.12
  6. Step 6: Final answer
    x = 180,803.97

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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.