Finding the Fourth Proportional to 53,754,893.96, 74,187,445.65 and 32,859,158.03
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Solution
The fourth proportional to 53,754,893.96, 74,187,445.65 and 32,859,158.03 is: 45,349,117.46
Step by Step Solution
- Step 1: Write the proportion equation
53,754,893.96 : 74,187,445.65 = 32,859,158.03 : x - Step 2: Convert to fraction form
53,754,893.96/74,187,445.65 = 32,859,158.03/x - Step 3: Cross multiply
53,754,893.96x = 74,187,445.65 × 32,859,158.03 - Step 4: Simplify right side
53,754,893.96x = 2,437,737,000,084,449 - Step 5: Solve for x
x = 2,437,737,000,084,449/53,754,893.96 - Step 6: Final answer
x = 45,349,117.46
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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.