Finding the Fourth Proportional to 109,235.99, 163,853.99 and 62,456.06
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Solution
The fourth proportional to 109,235.99, 163,853.99 and 62,456.06 is: 93,684.09
Step by Step Solution
- Step 1: Write the proportion equation
109,235.99 : 163,853.99 = 62,456.06 : x - Step 2: Convert to fraction form
109,235.99/163,853.99 = 62,456.06/x - Step 3: Cross multiply
109,235.99x = 163,853.99 × 62,456.06 - Step 4: Simplify right side
109,235.99x = 10,233,674,962.24 - Step 5: Solve for x
x = 10,233,674,962.24/109,235.99 - Step 6: Final answer
x = 93,684.09
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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.