Finding the Fourth Proportional to 168,506.67, 232,534.76 and 93,053.55
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Solution
The fourth proportional to 168,506.67, 232,534.76 and 93,053.55 is: 128,411.44
Step by Step Solution
- Step 1: Write the proportion equation
168,506.67 : 232,534.76 = 93,053.55 : x - Step 2: Convert to fraction form
168,506.67/232,534.76 = 93,053.55/x - Step 3: Cross multiply
168,506.67x = 232,534.76 × 93,053.55 - Step 4: Simplify right side
168,506.67x = 21,638,184,451.13 - Step 5: Solve for x
x = 21,638,184,451.13/168,506.67 - Step 6: Final answer
x = 128,411.44
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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.