Finding the Fourth Proportional to 159,924.62, 239,366.12 and 117,788.10
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Solution
The fourth proportional to 159,924.62, 239,366.12 and 117,788.10 is: 176,298.56
Step by Step Solution
- Step 1: Write the proportion equation
159,924.62 : 239,366.12 = 117,788.10 : x - Step 2: Convert to fraction form
159,924.62/239,366.12 = 117,788.10/x - Step 3: Cross multiply
159,924.62x = 239,366.12 × 117,788.10 - Step 4: Simplify right side
159,924.62x = 28,194,479,890.23 - Step 5: Solve for x
x = 28,194,479,890.23/159,924.62 - Step 6: Final answer
x = 176,298.56
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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.