Finding the Fourth Proportional to 162,953.19, 224,930.43 and 102,624.75
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Solution
The fourth proportional to 162,953.19, 224,930.43 and 102,624.75 is: 141,656.81
Step by Step Solution
- Step 1: Write the proportion equation
162,953.19 : 224,930.43 = 102,624.75 : x - Step 2: Convert to fraction form
162,953.19/224,930.43 = 102,624.75/x - Step 3: Cross multiply
162,953.19x = 224,930.43 × 102,624.75 - Step 4: Simplify right side
162,953.19x = 23,083,429,146.14 - Step 5: Solve for x
x = 23,083,429,146.14/162,953.19 - Step 6: Final answer
x = 141,656.81
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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.