Home / 173,318.81-259,805.98-120,617.57

Finding the Fourth Proportional to 173,318.81, 259,805.98 and 120,617.57

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Solution

The fourth proportional to 173,318.81, 259,805.98 and 120,617.57 is: 180,806.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,318.81 : 259,805.98 = 120,617.57 : x
  2. Step 2: Convert to fraction form
    173,318.81/259,805.98 = 120,617.57/x
  3. Step 3: Cross multiply
    173,318.81x = 259,805.98 × 120,617.57
  4. Step 4: Simplify right side
    173,318.81x = 31,337,166,779.36
  5. Step 5: Solve for x
    x = 31,337,166,779.36/173,318.81
  6. Step 6: Final answer
    x = 180,806.50

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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.