Finding the Fourth Proportional to 163,041.98, 224,902.37 and 102,516.70
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Solution
The fourth proportional to 163,041.98, 224,902.37 and 102,516.70 is: 141,412.96
Step by Step Solution
- Step 1: Write the proportion equation
163,041.98 : 224,902.37 = 102,516.70 : x - Step 2: Convert to fraction form
163,041.98/224,902.37 = 102,516.70/x - Step 3: Cross multiply
163,041.98x = 224,902.37 × 102,516.70 - Step 4: Simplify right side
163,041.98x = 23,056,248,794.58 - Step 5: Solve for x
x = 23,056,248,794.58/163,041.98 - Step 6: Final answer
x = 141,412.96
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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.