Home / 181,683.85-272,525.78-111,699.85

Finding the Fourth Proportional to 181,683.85, 272,525.78 and 111,699.85

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Solution

The fourth proportional to 181,683.85, 272,525.78 and 111,699.85 is: 167,549.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,683.85 : 272,525.78 = 111,699.85 : x
  2. Step 2: Convert to fraction form
    181,683.85/272,525.78 = 111,699.85/x
  3. Step 3: Cross multiply
    181,683.85x = 272,525.78 × 111,699.85
  4. Step 4: Simplify right side
    181,683.85x = 30,441,088,188.63
  5. Step 5: Solve for x
    x = 30,441,088,188.63/181,683.85
  6. Step 6: Final answer
    x = 167,549.78

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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.