Finding the Fourth Proportional to 124,547,855.24, 171,876,033.68 and 67,261,543.09
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Solution
The fourth proportional to 124,547,855.24, 171,876,033.68 and 67,261,543.09 is: 92,820,925.92
Step by Step Solution
- Step 1: Write the proportion equation
124,547,855.24 : 171,876,033.68 = 67,261,543.09 : x - Step 2: Convert to fraction form
124,547,855.24/171,876,033.68 = 67,261,543.09/x - Step 3: Cross multiply
124,547,855.24x = 171,876,033.68 × 67,261,543.09 - Step 4: Simplify right side
124,547,855.24x = 11,560,647,244,739,616 - Step 5: Solve for x
x = 11,560,647,244,739,616/124,547,855.24 - Step 6: Final answer
x = 92,820,925.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.