Finding the Fourth Proportional to 94,537.20, 130,460.14 and 51,518.58
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Solution
The fourth proportional to 94,537.20, 130,460.14 and 51,518.58 is: 71,094.99
Step by Step Solution
- Step 1: Write the proportion equation
94,537.20 : 130,460.14 = 51,518.58 : x - Step 2: Convert to fraction form
94,537.20/130,460.14 = 51,518.58/x - Step 3: Cross multiply
94,537.20x = 130,460.14 × 51,518.58 - Step 4: Simplify right side
94,537.20x = 6,721,121,613.31 - Step 5: Solve for x
x = 6,721,121,613.31/94,537.20 - Step 6: Final answer
x = 71,094.99
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1.5x scale
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.