Finding the Fourth Proportional to 169,354.80, 233,740.08 and 97,724.88
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Solution
The fourth proportional to 169,354.80, 233,740.08 and 97,724.88 is: 134,877.91
Step by Step Solution
- Step 1: Write the proportion equation
169,354.80 : 233,740.08 = 97,724.88 : x - Step 2: Convert to fraction form
169,354.80/233,740.08 = 97,724.88/x - Step 3: Cross multiply
169,354.80x = 233,740.08 × 97,724.88 - Step 4: Simplify right side
169,354.80x = 22,842,221,269.19 - Step 5: Solve for x
x = 22,842,221,269.19/169,354.80 - Step 6: Final answer
x = 134,877.91
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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.