Finding the Fourth Proportional to 106,293.08, 146,701.08 and 62,690.42
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Solution
The fourth proportional to 106,293.08, 146,701.08 and 62,690.42 is: 86,522.59
Step by Step Solution
- Step 1: Write the proportion equation
106,293.08 : 146,701.08 = 62,690.42 : x - Step 2: Convert to fraction form
106,293.08/146,701.08 = 62,690.42/x - Step 3: Cross multiply
106,293.08x = 146,701.08 × 62,690.42 - Step 4: Simplify right side
106,293.08x = 9,196,752,319.65 - Step 5: Solve for x
x = 9,196,752,319.65/106,293.08 - Step 6: Final answer
x = 86,522.59
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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.