Finding the Fourth Proportional to 168,322.84, 232,369.69 and 104,681.14
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Solution
The fourth proportional to 168,322.84, 232,369.69 and 104,681.14 is: 144,512.32
Step by Step Solution
- Step 1: Write the proportion equation
168,322.84 : 232,369.69 = 104,681.14 : x - Step 2: Convert to fraction form
168,322.84/232,369.69 = 104,681.14/x - Step 3: Cross multiply
168,322.84x = 232,369.69 × 104,681.14 - Step 4: Simplify right side
168,322.84x = 24,324,724,050.65 - Step 5: Solve for x
x = 24,324,724,050.65/168,322.84 - Step 6: Final answer
x = 144,512.32
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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.