Finding the Fourth Proportional to 176,014.24, 242,941.68 and 104,435.80
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Solution
The fourth proportional to 176,014.24, 242,941.68 and 104,435.80 is: 144,146.34
Step by Step Solution
- Step 1: Write the proportion equation
176,014.24 : 242,941.68 = 104,435.80 : x - Step 2: Convert to fraction form
176,014.24/242,941.68 = 104,435.80/x - Step 3: Cross multiply
176,014.24x = 242,941.68 × 104,435.80 - Step 4: Simplify right side
176,014.24x = 25,371,808,704.14 - Step 5: Solve for x
x = 25,371,808,704.14/176,014.24 - Step 6: Final answer
x = 144,146.34
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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.