Finding the Fourth Proportional to 168,823.44, 254,499.84 and 157,407.84
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Solution
The fourth proportional to 168,823.44, 254,499.84 and 157,407.84 is: 237,290.92
Step by Step Solution
- Step 1: Write the proportion equation
168,823.44 : 254,499.84 = 157,407.84 : x - Step 2: Convert to fraction form
168,823.44/254,499.84 = 157,407.84/x - Step 3: Cross multiply
168,823.44x = 254,499.84 × 157,407.84 - Step 4: Simplify right side
168,823.44x = 40,060,270,094.75 - Step 5: Solve for x
x = 40,060,270,094.75/168,823.44 - Step 6: Final answer
x = 237,290.92
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.