Finding the Fourth Proportional to 84,024.84, 115,949.70 and 46,296.12
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Solution
The fourth proportional to 84,024.84, 115,949.70 and 46,296.12 is: 63,886.12
Step by Step Solution
- Step 1: Write the proportion equation
84,024.84 : 115,949.70 = 46,296.12 : x - Step 2: Convert to fraction form
84,024.84/115,949.70 = 46,296.12/x - Step 3: Cross multiply
84,024.84x = 115,949.70 × 46,296.12 - Step 4: Simplify right side
84,024.84x = 5,368,021,225.16 - Step 5: Solve for x
x = 5,368,021,225.16/84,024.84 - Step 6: Final answer
x = 63,886.12
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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.