Finding the Fourth Proportional to 236,467.08, 354,706.74 and 67,980.60
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Solution
The fourth proportional to 236,467.08, 354,706.74 and 67,980.60 is: 101,972.66
Step by Step Solution
- Step 1: Write the proportion equation
236,467.08 : 354,706.74 = 67,980.60 : x - Step 2: Convert to fraction form
236,467.08/354,706.74 = 67,980.60/x - Step 3: Cross multiply
236,467.08x = 354,706.74 × 67,980.60 - Step 4: Simplify right side
236,467.08x = 24,113,177,009.24 - Step 5: Solve for x
x = 24,113,177,009.24/236,467.08 - Step 6: Final answer
x = 101,972.66
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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.