Finding the Fourth Proportional to 93,610.76, 129,182.84 and 51,169.46
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Solution
The fourth proportional to 93,610.76, 129,182.84 and 51,169.46 is: 70,613.85
Step by Step Solution
- Step 1: Write the proportion equation
93,610.76 : 129,182.84 = 51,169.46 : x - Step 2: Convert to fraction form
93,610.76/129,182.84 = 51,169.46/x - Step 3: Cross multiply
93,610.76x = 129,182.84 × 51,169.46 - Step 4: Simplify right side
93,610.76x = 6,610,216,164.07 - Step 5: Solve for x
x = 6,610,216,164.07/93,610.76 - Step 6: Final answer
x = 70,613.85
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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.