Finding the Fourth Proportional to 156,921.24, 235,368.49 and 62,125.65
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Solution
The fourth proportional to 156,921.24, 235,368.49 and 62,125.65 is: 93,183.18
Step by Step Solution
- Step 1: Write the proportion equation
156,921.24 : 235,368.49 = 62,125.65 : x - Step 2: Convert to fraction form
156,921.24/235,368.49 = 62,125.65/x - Step 3: Cross multiply
156,921.24x = 235,368.49 × 62,125.65 - Step 4: Simplify right side
156,921.24x = 14,622,420,430.77 - Step 5: Solve for x
x = 14,622,420,430.77/156,921.24 - Step 6: Final answer
x = 93,183.18
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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.