Finding the Fourth Proportional to 176,689.36, 265,036.84 and 43,569.65
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Solution
The fourth proportional to 176,689.36, 265,036.84 and 43,569.65 is: 65,355.17
Step by Step Solution
- Step 1: Write the proportion equation
176,689.36 : 265,036.84 = 43,569.65 : x - Step 2: Convert to fraction form
176,689.36/265,036.84 = 43,569.65/x - Step 3: Cross multiply
176,689.36x = 265,036.84 × 43,569.65 - Step 4: Simplify right side
176,689.36x = 11,547,562,355.91 - Step 5: Solve for x
x = 11,547,562,355.91/176,689.36 - Step 6: Final answer
x = 65,355.17
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.