Finding the Fourth Proportional to 88,921,924.31, 122,709,620.00 and 49,231,224.02
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Solution
The fourth proportional to 88,921,924.31, 122,709,620.00 and 49,231,224.02 is: 67,937,629.99
Step by Step Solution
- Step 1: Write the proportion equation
88,921,924.31 : 122,709,620.00 = 49,231,224.02 : x - Step 2: Convert to fraction form
88,921,924.31/122,709,620.00 = 49,231,224.02/x - Step 3: Cross multiply
88,921,924.31x = 122,709,620.00 × 49,231,224.02 - Step 4: Simplify right side
88,921,924.31x = 6,041,144,792,058,925 - Step 5: Solve for x
x = 6,041,144,792,058,925/88,921,924.31 - Step 6: Final answer
x = 67,937,629.99
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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.