Finding the Fourth Proportional to 117,853.11, 176,779.67 and 97,032.87
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Solution
The fourth proportional to 117,853.11, 176,779.67 and 97,032.87 is: 145,549.31
Step by Step Solution
- Step 1: Write the proportion equation
117,853.11 : 176,779.67 = 97,032.87 : x - Step 2: Convert to fraction form
117,853.11/176,779.67 = 97,032.87/x - Step 3: Cross multiply
117,853.11x = 176,779.67 × 97,032.87 - Step 4: Simplify right side
117,853.11x = 17,153,438,252.59 - Step 5: Solve for x
x = 17,153,438,252.59/117,853.11 - Step 6: Final answer
x = 145,549.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.