Finding the Fourth Proportional to 153,301.62, 229,986.99 and 46,695.09
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Solution
The fourth proportional to 153,301.62, 229,986.99 and 46,695.09 is: 70,053.16
Step by Step Solution
- Step 1: Write the proportion equation
153,301.62 : 229,986.99 = 46,695.09 : x - Step 2: Convert to fraction form
153,301.62/229,986.99 = 46,695.09/x - Step 3: Cross multiply
153,301.62x = 229,986.99 × 46,695.09 - Step 4: Simplify right side
153,301.62x = 10,739,263,196.88 - Step 5: Solve for x
x = 10,739,263,196.88/153,301.62 - Step 6: Final answer
x = 70,053.16
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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.