Home / 190,932.75-286,327.13-153,400.59

Finding the Fourth Proportional to 190,932.75, 286,327.13 and 153,400.59

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Solution

The fourth proportional to 190,932.75, 286,327.13 and 153,400.59 is: 230,043.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,932.75 : 286,327.13 = 153,400.59 : x
  2. Step 2: Convert to fraction form
    190,932.75/286,327.13 = 153,400.59/x
  3. Step 3: Cross multiply
    190,932.75x = 286,327.13 × 153,400.59
  4. Step 4: Simplify right side
    190,932.75x = 43,922,749,908.00
  5. Step 5: Solve for x
    x = 43,922,749,908.00/190,932.75
  6. Step 6: Final answer
    x = 230,043.04

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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.