Finding the Fourth Proportional to 176,601.99, 243,801.06 and 136,225.11
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Solution
The fourth proportional to 176,601.99, 243,801.06 and 136,225.11 is: 188,060.32
Step by Step Solution
- Step 1: Write the proportion equation
176,601.99 : 243,801.06 = 136,225.11 : x - Step 2: Convert to fraction form
176,601.99/243,801.06 = 136,225.11/x - Step 3: Cross multiply
176,601.99x = 243,801.06 × 136,225.11 - Step 4: Simplify right side
176,601.99x = 33,211,826,216.62 - Step 5: Solve for x
x = 33,211,826,216.62/176,601.99 - Step 6: Final answer
x = 188,060.32
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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.