Home / 190,254.08-262,552.56-114,788

Finding the Fourth Proportional to 190,254.08, 262,552.56 and 114,788

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Solution

The fourth proportional to 190,254.08, 262,552.56 and 114,788 is: 158,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,254.08 : 262,552.56 = 114,788 : x
  2. Step 2: Convert to fraction form
    190,254.08/262,552.56 = 114,788/x
  3. Step 3: Cross multiply
    190,254.08x = 262,552.56 × 114,788
  4. Step 4: Simplify right side
    190,254.08x = 30,137,883,257.28
  5. Step 5: Solve for x
    x = 30,137,883,257.28/190,254.08
  6. Step 6: Final answer
    x = 158,408.60

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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.