Finding the Fourth Proportional to 58,639,749.06, 87,483,486 and 55,465,274.82
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Solution
The fourth proportional to 58,639,749.06, 87,483,486 and 55,465,274.82 is: 82,747,550.44
Step by Step Solution
- Step 1: Write the proportion equation
58,639,749.06 : 87,483,486 = 55,465,274.82 : x - Step 2: Convert to fraction form
58,639,749.06/87,483,486 = 55,465,274.82/x - Step 3: Cross multiply
58,639,749.06x = 87,483,486 × 55,465,274.82 - Step 4: Simplify right side
58,639,749.06x = 4,852,295,593,201,623 - Step 5: Solve for x
x = 4,852,295,593,201,623/58,639,749.06 - Step 6: Final answer
x = 82,747,550.44
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.