Finding the Fourth Proportional to 94,537.08, 130,465.08 and 54,252.54
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Solution
The fourth proportional to 94,537.08, 130,465.08 and 54,252.54 is: 74,870.75
Step by Step Solution
- Step 1: Write the proportion equation
94,537.08 : 130,465.08 = 54,252.54 : x - Step 2: Convert to fraction form
94,537.08/130,465.08 = 54,252.54/x - Step 3: Cross multiply
94,537.08x = 130,465.08 × 54,252.54 - Step 4: Simplify right side
94,537.08x = 7,078,061,971.30 - Step 5: Solve for x
x = 7,078,061,971.30/94,537.08 - Step 6: Final answer
x = 74,870.75
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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.