Finding the Fourth Proportional to 104,875,718.98, 144,729,110.74 and 60,848,932.81
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Solution
The fourth proportional to 104,875,718.98, 144,729,110.74 and 60,848,932.81 is: 83,971,886.16
Step by Step Solution
- Step 1: Write the proportion equation
104,875,718.98 : 144,729,110.74 = 60,848,932.81 : x - Step 2: Convert to fraction form
104,875,718.98/144,729,110.74 = 60,848,932.81/x - Step 3: Cross multiply
104,875,718.98x = 144,729,110.74 × 60,848,932.81 - Step 4: Simplify right side
104,875,718.98x = 8,806,611,934,555,365 - Step 5: Solve for x
x = 8,806,611,934,555,365/104,875,718.98 - Step 6: Final answer
x = 83,971,886.16
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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.