Home / 190,573.36-285,813.56-64,180.70

Finding the Fourth Proportional to 190,573.36, 285,813.56 and 64,180.70

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Solution

The fourth proportional to 190,573.36, 285,813.56 and 64,180.70 is: 96,255.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,573.36 : 285,813.56 = 64,180.70 : x
  2. Step 2: Convert to fraction form
    190,573.36/285,813.56 = 64,180.70/x
  3. Step 3: Cross multiply
    190,573.36x = 285,813.56 × 64,180.70
  4. Step 4: Simplify right side
    190,573.36x = 18,343,715,761.18
  5. Step 5: Solve for x
    x = 18,343,715,761.18/190,573.36
  6. Step 6: Final answer
    x = 96,255.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.