Finding the Fourth Proportional to 63,982,619.75, 88,298,518.65 and 37,517,295.35
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Solution
The fourth proportional to 63,982,619.75, 88,298,518.65 and 37,517,295.35 is: 51,775,335.49
Step by Step Solution
- Step 1: Write the proportion equation
63,982,619.75 : 88,298,518.65 = 37,517,295.35 : x - Step 2: Convert to fraction form
63,982,619.75/88,298,518.65 = 37,517,295.35/x - Step 3: Cross multiply
63,982,619.75x = 88,298,518.65 × 37,517,295.35 - Step 4: Simplify right side
63,982,619.75x = 3,312,721,602,718,041 - Step 5: Solve for x
x = 3,312,721,602,718,041/63,982,619.75 - Step 6: Final answer
x = 51,775,335.49
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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.