Home / 190,528.37-262,950.80-109,977.51

Finding the Fourth Proportional to 190,528.37, 262,950.80 and 109,977.51

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Solution

The fourth proportional to 190,528.37, 262,950.80 and 109,977.51 is: 151,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,528.37 : 262,950.80 = 109,977.51 : x
  2. Step 2: Convert to fraction form
    190,528.37/262,950.80 = 109,977.51/x
  3. Step 3: Cross multiply
    190,528.37x = 262,950.80 × 109,977.51
  4. Step 4: Simplify right side
    190,528.37x = 28,918,673,686.62
  5. Step 5: Solve for x
    x = 28,918,673,686.62/190,528.37
  6. Step 6: Final answer
    x = 151,781.46

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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.