Finding the Fourth Proportional to 168,472.84, 232,395.06 and 108,856.84
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Solution
The fourth proportional to 168,472.84, 232,395.06 and 108,856.84 is: 150,159.47
Step by Step Solution
- Step 1: Write the proportion equation
168,472.84 : 232,395.06 = 108,856.84 : x - Step 2: Convert to fraction form
168,472.84/232,395.06 = 108,856.84/x - Step 3: Cross multiply
168,472.84x = 232,395.06 × 108,856.84 - Step 4: Simplify right side
168,472.84x = 25,297,791,863.21 - Step 5: Solve for x
x = 25,297,791,863.21/168,472.84 - Step 6: Final answer
x = 150,159.47
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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.