Finding the Fourth Proportional to 108,811.08, 163,217.52 and 29,929.62
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Solution
The fourth proportional to 108,811.08, 163,217.52 and 29,929.62 is: 44,894.68
Step by Step Solution
- Step 1: Write the proportion equation
108,811.08 : 163,217.52 = 29,929.62 : x - Step 2: Convert to fraction form
108,811.08/163,217.52 = 29,929.62/x - Step 3: Cross multiply
108,811.08x = 163,217.52 × 29,929.62 - Step 4: Simplify right side
108,811.08x = 4,885,038,350.94 - Step 5: Solve for x
x = 4,885,038,350.94/108,811.08 - Step 6: Final answer
x = 44,894.68
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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.