Finding the Fourth Proportional to 124,428.44, 186,590.00 and 68,252.51
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Solution
The fourth proportional to 124,428.44, 186,590.00 and 68,252.51 is: 102,349.88
Step by Step Solution
- Step 1: Write the proportion equation
124,428.44 : 186,590.00 = 68,252.51 : x - Step 2: Convert to fraction form
124,428.44/186,590.00 = 68,252.51/x - Step 3: Cross multiply
124,428.44x = 186,590.00 × 68,252.51 - Step 4: Simplify right side
124,428.44x = 12,735,235,078.58 - Step 5: Solve for x
x = 12,735,235,078.58/124,428.44 - Step 6: Final answer
x = 102,349.88
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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.