Finding the Fourth Proportional to 176,449.08, 243,472.32 and 104,827.26
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Solution
The fourth proportional to 176,449.08, 243,472.32 and 104,827.26 is: 144,645.33
Step by Step Solution
- Step 1: Write the proportion equation
176,449.08 : 243,472.32 = 104,827.26 : x - Step 2: Convert to fraction form
176,449.08/243,472.32 = 104,827.26/x - Step 3: Cross multiply
176,449.08x = 243,472.32 × 104,827.26 - Step 4: Simplify right side
176,449.08x = 25,522,536,191.44 - Step 5: Solve for x
x = 25,522,536,191.44/176,449.08 - Step 6: Final answer
x = 144,645.33
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1.5x scale
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.