Home / 190,077.88-262,373.04-109,537.50

Finding the Fourth Proportional to 190,077.88, 262,373.04 and 109,537.50

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Solution

The fourth proportional to 190,077.88, 262,373.04 and 109,537.50 is: 151,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,077.88 : 262,373.04 = 109,537.50 : x
  2. Step 2: Convert to fraction form
    190,077.88/262,373.04 = 109,537.50/x
  3. Step 3: Cross multiply
    190,077.88x = 262,373.04 × 109,537.50
  4. Step 4: Simplify right side
    190,077.88x = 28,739,686,869.00
  5. Step 5: Solve for x
    x = 28,739,686,869.00/190,077.88
  6. Step 6: Final answer
    x = 151,199.53

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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.