Finding the Fourth Proportional to 104,564.93, 144,312.03 and 62,123.63
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Solution
The fourth proportional to 104,564.93, 144,312.03 and 62,123.63 is: 85,737.99
Step by Step Solution
- Step 1: Write the proportion equation
104,564.93 : 144,312.03 = 62,123.63 : x - Step 2: Convert to fraction form
104,564.93/144,312.03 = 62,123.63/x - Step 3: Cross multiply
104,564.93x = 144,312.03 × 62,123.63 - Step 4: Simplify right side
104,564.93x = 8,965,186,434.71 - Step 5: Solve for x
x = 8,965,186,434.71/104,564.93 - Step 6: Final answer
x = 85,737.99
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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.