Finding the Fourth Proportional to 368,374.92, 552,562.40 and 102,135.44
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Solution
The fourth proportional to 368,374.92, 552,562.40 and 102,135.44 is: 153,203.17
Step by Step Solution
- Step 1: Write the proportion equation
368,374.92 : 552,562.40 = 102,135.44 : x - Step 2: Convert to fraction form
368,374.92/552,562.40 = 102,135.44/x - Step 3: Cross multiply
368,374.92x = 552,562.40 × 102,135.44 - Step 4: Simplify right side
368,374.92x = 56,436,203,851.46 - Step 5: Solve for x
x = 56,436,203,851.46/368,374.92 - Step 6: Final answer
x = 153,203.17
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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.