Home / 120,571.93-166,355.33-94,999.01

Finding the Fourth Proportional to 120,571.93, 166,355.33 and 94,999.01

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Solution

The fourth proportional to 120,571.93, 166,355.33 and 94,999.01 is: 131,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,571.93 : 166,355.33 = 94,999.01 : x
  2. Step 2: Convert to fraction form
    120,571.93/166,355.33 = 94,999.01/x
  3. Step 3: Cross multiply
    120,571.93x = 166,355.33 × 94,999.01
  4. Step 4: Simplify right side
    120,571.93x = 15,803,591,599.12
  5. Step 5: Solve for x
    x = 15,803,591,599.12/120,571.93
  6. Step 6: Final answer
    x = 131,071.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.