Home / 190,526.34-262,865.88-109,943.22

Finding the Fourth Proportional to 190,526.34, 262,865.88 and 109,943.22

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Solution

The fourth proportional to 190,526.34, 262,865.88 and 109,943.22 is: 151,686.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,526.34 : 262,865.88 = 109,943.22 : x
  2. Step 2: Convert to fraction form
    190,526.34/262,865.88 = 109,943.22/x
  3. Step 3: Cross multiply
    190,526.34x = 262,865.88 × 109,943.22
  4. Step 4: Simplify right side
    190,526.34x = 28,900,321,275.33
  5. Step 5: Solve for x
    x = 28,900,321,275.33/190,526.34
  6. Step 6: Final answer
    x = 151,686.75

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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.