Home / 247,385.50-341,181.20-190,163.32

Finding the Fourth Proportional to 247,385.50, 341,181.20 and 190,163.32

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Solution

The fourth proportional to 247,385.50, 341,181.20 and 190,163.32 is: 262,263.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,385.50 : 341,181.20 = 190,163.32 : x
  2. Step 2: Convert to fraction form
    247,385.50/341,181.20 = 190,163.32/x
  3. Step 3: Cross multiply
    247,385.50x = 341,181.20 × 190,163.32
  4. Step 4: Simplify right side
    247,385.50x = 64,880,149,713.58
  5. Step 5: Solve for x
    x = 64,880,149,713.58/247,385.50
  6. Step 6: Final answer
    x = 262,263.35

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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.