Finding the Fourth Proportional to 196,458.84, 294,686.08 and 117,595.08
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Solution
The fourth proportional to 196,458.84, 294,686.08 and 117,595.08 is: 176,391.32
Step by Step Solution
- Step 1: Write the proportion equation
196,458.84 : 294,686.08 = 117,595.08 : x - Step 2: Convert to fraction form
196,458.84/294,686.08 = 117,595.08/x - Step 3: Cross multiply
196,458.84x = 294,686.08 × 117,595.08 - Step 4: Simplify right side
196,458.84x = 34,653,633,152.49 - Step 5: Solve for x
x = 34,653,633,152.49/196,458.84 - Step 6: Final answer
x = 176,391.32
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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.