Finding the Fourth Proportional to 151,637.08, 209,217.18 and 97,924.36
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Solution
The fourth proportional to 151,637.08, 209,217.18 and 97,924.36 is: 135,108.50
Step by Step Solution
- Step 1: Write the proportion equation
151,637.08 : 209,217.18 = 97,924.36 : x - Step 2: Convert to fraction form
151,637.08/209,217.18 = 97,924.36/x - Step 3: Cross multiply
151,637.08x = 209,217.18 × 97,924.36 - Step 4: Simplify right side
151,637.08x = 20,487,458,452.50 - Step 5: Solve for x
x = 20,487,458,452.50/151,637.08 - Step 6: Final answer
x = 135,108.50
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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.