Finding the Fourth Proportional to 165,058.57, 227,782.66 and 93,437.02
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Solution
The fourth proportional to 165,058.57, 227,782.66 and 93,437.02 is: 128,944.12
Step by Step Solution
- Step 1: Write the proportion equation
165,058.57 : 227,782.66 = 93,437.02 : x - Step 2: Convert to fraction form
165,058.57/227,782.66 = 93,437.02/x - Step 3: Cross multiply
165,058.57x = 227,782.66 × 93,437.02 - Step 4: Simplify right side
165,058.57x = 21,283,332,155.02 - Step 5: Solve for x
x = 21,283,332,155.02/165,058.57 - Step 6: Final answer
x = 128,944.12
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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.