Finding the Fourth Proportional to 81,020,962.96, 121,527,157.01 and 22,732,699.97
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Solution
The fourth proportional to 81,020,962.96, 121,527,157.01 and 22,732,699.97 is: 34,097,847.00
Step by Step Solution
- Step 1: Write the proportion equation
81,020,962.96 : 121,527,157.01 = 22,732,699.97 : x - Step 2: Convert to fraction form
81,020,962.96/121,527,157.01 = 22,732,699.97/x - Step 3: Cross multiply
81,020,962.96x = 121,527,157.01 × 22,732,699.97 - Step 4: Simplify right side
81,020,962.96x = 2,762,640,398,705,566.50 - Step 5: Solve for x
x = 2,762,640,398,705,566.50/81,020,962.96 - Step 6: Final answer
x = 34,097,847.00
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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.