Finding the Fourth Proportional to 224,951.36, 310,423.20 and 122,974.88
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Solution
The fourth proportional to 224,951.36, 310,423.20 and 122,974.88 is: 169,700.04
Step by Step Solution
- Step 1: Write the proportion equation
224,951.36 : 310,423.20 = 122,974.88 : x - Step 2: Convert to fraction form
224,951.36/310,423.20 = 122,974.88/x - Step 3: Cross multiply
224,951.36x = 310,423.20 × 122,974.88 - Step 4: Simplify right side
224,951.36x = 38,174,255,769.22 - Step 5: Solve for x
x = 38,174,255,769.22/224,951.36 - Step 6: Final answer
x = 169,700.04
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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.