Finding the Fourth Proportional to 168,322.99, 232,369.91 and 104,681.29
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Solution
The fourth proportional to 168,322.99, 232,369.91 and 104,681.29 is: 144,512.53
Step by Step Solution
- Step 1: Write the proportion equation
168,322.99 : 232,369.91 = 104,681.29 : x - Step 2: Convert to fraction form
168,322.99/232,369.91 = 104,681.29/x - Step 3: Cross multiply
168,322.99x = 232,369.91 × 104,681.29 - Step 4: Simplify right side
168,322.99x = 24,324,781,703.04 - Step 5: Solve for x
x = 24,324,781,703.04/168,322.99 - Step 6: Final answer
x = 144,512.53
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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.