Home / 190,256.56-262,553.46-109,683.68

Finding the Fourth Proportional to 190,256.56, 262,553.46 and 109,683.68

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Solution

The fourth proportional to 190,256.56, 262,553.46 and 109,683.68 is: 151,363.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,256.56 : 262,553.46 = 109,683.68 : x
  2. Step 2: Convert to fraction form
    190,256.56/262,553.46 = 109,683.68/x
  3. Step 3: Cross multiply
    190,256.56x = 262,553.46 × 109,683.68
  4. Step 4: Simplify right side
    190,256.56x = 28,797,829,689.53
  5. Step 5: Solve for x
    x = 28,797,829,689.53/190,256.56
  6. Step 6: Final answer
    x = 151,363.14

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1.5x scale

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.