Finding the Fourth Proportional to 168,699.24, 232,828.10 and 97,077.80
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Solution
The fourth proportional to 168,699.24, 232,828.10 and 97,077.80 is: 133,980.68
Step by Step Solution
- Step 1: Write the proportion equation
168,699.24 : 232,828.10 = 97,077.80 : x - Step 2: Convert to fraction form
168,699.24/232,828.10 = 97,077.80/x - Step 3: Cross multiply
168,699.24x = 232,828.10 × 97,077.80 - Step 4: Simplify right side
168,699.24x = 22,602,439,726.18 - Step 5: Solve for x
x = 22,602,439,726.18/168,699.24 - Step 6: Final answer
x = 133,980.68
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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.