Finding the Fourth Proportional to 70,924.08, 106,374.60 and 33,484.08
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Solution
The fourth proportional to 70,924.08, 106,374.60 and 33,484.08 is: 50,220.68
Step by Step Solution
- Step 1: Write the proportion equation
70,924.08 : 106,374.60 = 33,484.08 : x - Step 2: Convert to fraction form
70,924.08/106,374.60 = 33,484.08/x - Step 3: Cross multiply
70,924.08x = 106,374.60 × 33,484.08 - Step 4: Simplify right side
70,924.08x = 3,561,855,616.37 - Step 5: Solve for x
x = 3,561,855,616.37/70,924.08 - Step 6: Final answer
x = 50,220.68
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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.