Finding the Fourth Proportional to 168,458.96, 232,476.36 and 93,002.96
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Solution
The fourth proportional to 168,458.96, 232,476.36 and 93,002.96 is: 128,345.74
Step by Step Solution
- Step 1: Write the proportion equation
168,458.96 : 232,476.36 = 93,002.96 : x - Step 2: Convert to fraction form
168,458.96/232,476.36 = 93,002.96/x - Step 3: Cross multiply
168,458.96x = 232,476.36 × 93,002.96 - Step 4: Simplify right side
168,458.96x = 21,620,989,610.03 - Step 5: Solve for x
x = 21,620,989,610.03/168,458.96 - Step 6: Final answer
x = 128,345.74
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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.