Home / 100,292.10-150,511.05-41,170.20

Finding the Fourth Proportional to 100,292.10, 150,511.05 and 41,170.20

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Solution

The fourth proportional to 100,292.10, 150,511.05 and 41,170.20 is: 61,785.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,292.10 : 150,511.05 = 41,170.20 : x
  2. Step 2: Convert to fraction form
    100,292.10/150,511.05 = 41,170.20/x
  3. Step 3: Cross multiply
    100,292.10x = 150,511.05 × 41,170.20
  4. Step 4: Simplify right side
    100,292.10x = 6,196,570,030.71
  5. Step 5: Solve for x
    x = 6,196,570,030.71/100,292.10
  6. Step 6: Final answer
    x = 61,785.23

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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.