Home / 60,670.06-83,700-40,261.73

Finding the Fourth Proportional to 60,670.06, 83,700 and 40,261.73

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Solution

The fourth proportional to 60,670.06, 83,700 and 40,261.73 is: 55,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,670.06 : 83,700 = 40,261.73 : x
  2. Step 2: Convert to fraction form
    60,670.06/83,700 = 40,261.73/x
  3. Step 3: Cross multiply
    60,670.06x = 83,700 × 40,261.73
  4. Step 4: Simplify right side
    60,670.06x = 3,369,906,382.50
  5. Step 5: Solve for x
    x = 3,369,906,382.50/60,670.06
  6. Step 6: Final answer
    x = 55,544.80

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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.