Home / 293,968.64-405,645.66-173,102

Finding the Fourth Proportional to 293,968.64, 405,645.66 and 173,102

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Solution

The fourth proportional to 293,968.64, 405,645.66 and 173,102 is: 238,862.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,968.64 : 405,645.66 = 173,102 : x
  2. Step 2: Convert to fraction form
    293,968.64/405,645.66 = 173,102/x
  3. Step 3: Cross multiply
    293,968.64x = 405,645.66 × 173,102
  4. Step 4: Simplify right side
    293,968.64x = 70,218,075,037.32
  5. Step 5: Solve for x
    x = 70,218,075,037.32/293,968.64
  6. Step 6: Final answer
    x = 238,862.47

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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.