Finding the Fourth Proportional to 104,965,126.38, 144,880,688.63 and 60,926,312.99
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Solution
The fourth proportional to 104,965,126.38, 144,880,688.63 and 60,926,312.99 is: 84,095,036.94
Step by Step Solution
- Step 1: Write the proportion equation
104,965,126.38 : 144,880,688.63 = 60,926,312.99 : x - Step 2: Convert to fraction form
104,965,126.38/144,880,688.63 = 60,926,312.99/x - Step 3: Cross multiply
104,965,126.38x = 144,880,688.63 × 60,926,312.99 - Step 4: Simplify right side
104,965,126.38x = 8,827,046,180,649,079 - Step 5: Solve for x
x = 8,827,046,180,649,079/104,965,126.38 - Step 6: Final answer
x = 84,095,036.94
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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.