Finding the Fourth Proportional to 62,561,104.68, 86,303,645.12 and 54,289,557.48
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Solution
The fourth proportional to 62,561,104.68, 86,303,645.12 and 54,289,557.48 is: 74,892,966.27
Step by Step Solution
- Step 1: Write the proportion equation
62,561,104.68 : 86,303,645.12 = 54,289,557.48 : x - Step 2: Convert to fraction form
62,561,104.68/86,303,645.12 = 54,289,557.48/x - Step 3: Cross multiply
62,561,104.68x = 86,303,645.12 × 54,289,557.48 - Step 4: Simplify right side
62,561,104.68x = 4,685,386,702,475,761 - Step 5: Solve for x
x = 4,685,386,702,475,761/62,561,104.68 - Step 6: Final answer
x = 74,892,966.27
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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.