Finding the Fourth Proportional to 358,159.70, 537,243.18 and 108,841.70
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Solution
The fourth proportional to 358,159.70, 537,243.18 and 108,841.70 is: 163,263.65
Step by Step Solution
- Step 1: Write the proportion equation
358,159.70 : 537,243.18 = 108,841.70 : x - Step 2: Convert to fraction form
358,159.70/537,243.18 = 108,841.70/x - Step 3: Cross multiply
358,159.70x = 537,243.18 × 108,841.70 - Step 4: Simplify right side
358,159.70x = 58,474,461,024.61 - Step 5: Solve for x
x = 58,474,461,024.61/358,159.70 - Step 6: Final answer
x = 163,263.65
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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.