Finding the Fourth Proportional to 177,904.08, 266,810.76 and 72,703.44
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Solution
The fourth proportional to 177,904.08, 266,810.76 and 72,703.44 is: 109,036.62
Step by Step Solution
- Step 1: Write the proportion equation
177,904.08 : 266,810.76 = 72,703.44 : x - Step 2: Convert to fraction form
177,904.08/266,810.76 = 72,703.44/x - Step 3: Cross multiply
177,904.08x = 266,810.76 × 72,703.44 - Step 4: Simplify right side
177,904.08x = 19,398,060,081.01 - Step 5: Solve for x
x = 19,398,060,081.01/177,904.08 - Step 6: Final answer
x = 109,036.62
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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.