Home / 182,739.75-274,156.32-70,389.81

Finding the Fourth Proportional to 182,739.75, 274,156.32 and 70,389.81

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Solution

The fourth proportional to 182,739.75, 274,156.32 and 70,389.81 is: 105,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,739.75 : 274,156.32 = 70,389.81 : x
  2. Step 2: Convert to fraction form
    182,739.75/274,156.32 = 70,389.81/x
  3. Step 3: Cross multiply
    182,739.75x = 274,156.32 × 70,389.81
  4. Step 4: Simplify right side
    182,739.75x = 19,297,811,341.09
  5. Step 5: Solve for x
    x = 19,297,811,341.09/182,739.75
  6. Step 6: Final answer
    x = 105,602.70

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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.