Finding the Fourth Proportional to 168,530.63, 232,587.05 and 93,093.71
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Solution
The fourth proportional to 168,530.63, 232,587.05 and 93,093.71 is: 128,477.48
Step by Step Solution
- Step 1: Write the proportion equation
168,530.63 : 232,587.05 = 93,093.71 : x - Step 2: Convert to fraction form
168,530.63/232,587.05 = 93,093.71/x - Step 3: Cross multiply
168,530.63x = 232,587.05 × 93,093.71 - Step 4: Simplify right side
168,530.63x = 21,652,389,754.05 - Step 5: Solve for x
x = 21,652,389,754.05/168,530.63 - Step 6: Final answer
x = 128,477.48
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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.