Home / 190,099.49-262,307.93-109,511.24

Finding the Fourth Proportional to 190,099.49, 262,307.93 and 109,511.24

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Solution

The fourth proportional to 190,099.49, 262,307.93 and 109,511.24 is: 151,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,099.49 : 262,307.93 = 109,511.24 : x
  2. Step 2: Convert to fraction form
    190,099.49/262,307.93 = 109,511.24/x
  3. Step 3: Cross multiply
    190,099.49x = 262,307.93 × 109,511.24
  4. Step 4: Simplify right side
    190,099.49x = 28,725,664,817.04
  5. Step 5: Solve for x
    x = 28,725,664,817.04/190,099.49
  6. Step 6: Final answer
    x = 151,108.59

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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.