Home / 190,422.93-262,811.63-109,834.72

Finding the Fourth Proportional to 190,422.93, 262,811.63 and 109,834.72

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Solution

The fourth proportional to 190,422.93, 262,811.63 and 109,834.72 is: 151,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,422.93 : 262,811.63 = 109,834.72 : x
  2. Step 2: Convert to fraction form
    190,422.93/262,811.63 = 109,834.72/x
  3. Step 3: Cross multiply
    190,422.93x = 262,811.63 × 109,834.72
  4. Step 4: Simplify right side
    190,422.93x = 28,865,841,793.79
  5. Step 5: Solve for x
    x = 28,865,841,793.79/190,422.93
  6. Step 6: Final answer
    x = 151,588.06

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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.