Finding the Fourth Proportional to 158,319.51, 237,503.85 and 53,163.08
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Solution
The fourth proportional to 158,319.51, 237,503.85 and 53,163.08 is: 79,752.88
Step by Step Solution
- Step 1: Write the proportion equation
158,319.51 : 237,503.85 = 53,163.08 : x - Step 2: Convert to fraction form
158,319.51/237,503.85 = 53,163.08/x - Step 3: Cross multiply
158,319.51x = 237,503.85 × 53,163.08 - Step 4: Simplify right side
158,319.51x = 12,626,437,017.58 - Step 5: Solve for x
x = 12,626,437,017.58/158,319.51 - Step 6: Final answer
x = 79,752.88
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1.5x scale
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.