Finding the Fourth Proportional to 166,295.20, 249,442.80 and 163,670.80
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Solution
The fourth proportional to 166,295.20, 249,442.80 and 163,670.80 is: 245,506.20
Step by Step Solution
- Step 1: Write the proportion equation
166,295.20 : 249,442.80 = 163,670.80 : x - Step 2: Convert to fraction form
166,295.20/249,442.80 = 163,670.80/x - Step 3: Cross multiply
166,295.20x = 249,442.80 × 163,670.80 - Step 4: Simplify right side
166,295.20x = 40,826,502,630.24 - Step 5: Solve for x
x = 40,826,502,630.24/166,295.20 - Step 6: Final answer
x = 245,506.20
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1.5x scale
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.