Home / 190,225.98-262,511.34-109,653.06

Finding the Fourth Proportional to 190,225.98, 262,511.34 and 109,653.06

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Solution

The fourth proportional to 190,225.98, 262,511.34 and 109,653.06 is: 151,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,225.98 : 262,511.34 = 109,653.06 : x
  2. Step 2: Convert to fraction form
    190,225.98/262,511.34 = 109,653.06/x
  3. Step 3: Cross multiply
    190,225.98x = 262,511.34 × 109,653.06
  4. Step 4: Simplify right side
    190,225.98x = 28,785,171,715.70
  5. Step 5: Solve for x
    x = 28,785,171,715.70/190,225.98
  6. Step 6: Final answer
    x = 151,320.93

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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.