Finding the Fourth Proportional to 168,773.68, 232,901.40 and 93,323.44
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Solution
The fourth proportional to 168,773.68, 232,901.40 and 93,323.44 is: 128,782.88
Step by Step Solution
- Step 1: Write the proportion equation
168,773.68 : 232,901.40 = 93,323.44 : x - Step 2: Convert to fraction form
168,773.68/232,901.40 = 93,323.44/x - Step 3: Cross multiply
168,773.68x = 232,901.40 × 93,323.44 - Step 4: Simplify right side
168,773.68x = 21,735,159,828.82 - Step 5: Solve for x
x = 21,735,159,828.82/168,773.68 - Step 6: Final answer
x = 128,782.88
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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.