Finding the Fourth Proportional to 97,398.74, 146,102.27 and 38,247.23
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Solution
The fourth proportional to 97,398.74, 146,102.27 and 38,247.23 is: 57,372.48
Step by Step Solution
- Step 1: Write the proportion equation
97,398.74 : 146,102.27 = 38,247.23 : x - Step 2: Convert to fraction form
97,398.74/146,102.27 = 38,247.23/x - Step 3: Cross multiply
97,398.74x = 146,102.27 × 38,247.23 - Step 4: Simplify right side
97,398.74x = 5,588,007,124.21 - Step 5: Solve for x
x = 5,588,007,124.21/97,398.74 - Step 6: Final answer
x = 57,372.48
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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.