Home / 114,190.81-171,303.51-82,837.47

Finding the Fourth Proportional to 114,190.81, 171,303.51 and 82,837.47

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Solution

The fourth proportional to 114,190.81, 171,303.51 and 82,837.47 is: 124,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,190.81 : 171,303.51 = 82,837.47 : x
  2. Step 2: Convert to fraction form
    114,190.81/171,303.51 = 82,837.47/x
  3. Step 3: Cross multiply
    114,190.81x = 171,303.51 × 82,837.47
  4. Step 4: Simplify right side
    114,190.81x = 14,190,349,370.52
  5. Step 5: Solve for x
    x = 14,190,349,370.52/114,190.81
  6. Step 6: Final answer
    x = 124,268.75

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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.