Finding the Fourth Proportional to 117,486.84, 176,248.62 and 38,583.08
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Solution
The fourth proportional to 117,486.84, 176,248.62 and 38,583.08 is: 57,880.65
Step by Step Solution
- Step 1: Write the proportion equation
117,486.84 : 176,248.62 = 38,583.08 : x - Step 2: Convert to fraction form
117,486.84/176,248.62 = 38,583.08/x - Step 3: Cross multiply
117,486.84x = 176,248.62 × 38,583.08 - Step 4: Simplify right side
117,486.84x = 6,800,214,605.35 - Step 5: Solve for x
x = 6,800,214,605.35/117,486.84 - Step 6: Final answer
x = 57,880.65
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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.