Home / 121,699.02-167,944.23-67,249.67

Finding the Fourth Proportional to 121,699.02, 167,944.23 and 67,249.67

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Solution

The fourth proportional to 121,699.02, 167,944.23 and 67,249.67 is: 92,804.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,699.02 : 167,944.23 = 67,249.67 : x
  2. Step 2: Convert to fraction form
    121,699.02/167,944.23 = 67,249.67/x
  3. Step 3: Cross multiply
    121,699.02x = 167,944.23 × 67,249.67
  4. Step 4: Simplify right side
    121,699.02x = 11,294,194,045.90
  5. Step 5: Solve for x
    x = 11,294,194,045.90/121,699.02
  6. Step 6: Final answer
    x = 92,804.31

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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.