Finding the Fourth Proportional to 93,554.19, 129,098.61 and 53,272.08
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Solution
The fourth proportional to 93,554.19, 129,098.61 and 53,272.08 is: 73,511.96
Step by Step Solution
- Step 1: Write the proportion equation
93,554.19 : 129,098.61 = 53,272.08 : x - Step 2: Convert to fraction form
93,554.19/129,098.61 = 53,272.08/x - Step 3: Cross multiply
93,554.19x = 129,098.61 × 53,272.08 - Step 4: Simplify right side
93,554.19x = 6,877,351,479.81 - Step 5: Solve for x
x = 6,877,351,479.81/93,554.19 - Step 6: Final answer
x = 73,511.96
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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.