Finding the Fourth Proportional to 124,562,106.17, 186,848,351.09 and 42,737,267.18
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Solution
The fourth proportional to 124,562,106.17, 186,848,351.09 and 42,737,267.18 is: 64,107,682.09
Step by Step Solution
- Step 1: Write the proportion equation
124,562,106.17 : 186,848,351.09 = 42,737,267.18 : x - Step 2: Convert to fraction form
124,562,106.17/186,848,351.09 = 42,737,267.18/x - Step 3: Cross multiply
124,562,106.17x = 186,848,351.09 × 42,737,267.18 - Step 4: Simplify right side
124,562,106.17x = 7,985,387,902,675,774 - Step 5: Solve for x
x = 7,985,387,902,675,774/124,562,106.17 - Step 6: Final answer
x = 64,107,682.09
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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.