Finding the Fourth Proportional to 94,874.36, 130,918.74 and 52,432.88
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Solution
The fourth proportional to 94,874.36, 130,918.74 and 52,432.88 is: 72,353.02
Step by Step Solution
- Step 1: Write the proportion equation
94,874.36 : 130,918.74 = 52,432.88 : x - Step 2: Convert to fraction form
94,874.36/130,918.74 = 52,432.88/x - Step 3: Cross multiply
94,874.36x = 130,918.74 × 52,432.88 - Step 4: Simplify right side
94,874.36x = 6,864,446,584.17 - Step 5: Solve for x
x = 6,864,446,584.17/94,874.36 - Step 6: Final answer
x = 72,353.02
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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.