Home / 94,441.13-140,970.73-83,231.39

Finding the Fourth Proportional to 94,441.13, 140,970.73 and 83,231.39

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Solution

The fourth proportional to 94,441.13, 140,970.73 and 83,231.39 is: 124,238.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,441.13 : 140,970.73 = 83,231.39 : x
  2. Step 2: Convert to fraction form
    94,441.13/140,970.73 = 83,231.39/x
  3. Step 3: Cross multiply
    94,441.13x = 140,970.73 × 83,231.39
  4. Step 4: Simplify right side
    94,441.13x = 11,733,189,807.21
  5. Step 5: Solve for x
    x = 11,733,189,807.21/94,441.13
  6. Step 6: Final answer
    x = 124,238.13

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.