Home / 173,318.12-259,804.95-120,616.89

Finding the Fourth Proportional to 173,318.12, 259,804.95 and 120,616.89

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Solution

The fourth proportional to 173,318.12, 259,804.95 and 120,616.89 is: 180,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,318.12 : 259,804.95 = 120,616.89 : x
  2. Step 2: Convert to fraction form
    173,318.12/259,804.95 = 120,616.89/x
  3. Step 3: Cross multiply
    173,318.12x = 259,804.95 × 120,616.89
  4. Step 4: Simplify right side
    173,318.12x = 31,336,865,075.61
  5. Step 5: Solve for x
    x = 31,336,865,075.61/173,318.12
  6. Step 6: Final answer
    x = 180,805.48

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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.