Finding the Fourth Proportional to 174,054.99, 240,177.84 and 102,430.74
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Solution
The fourth proportional to 174,054.99, 240,177.84 and 102,430.74 is: 141,343.80
Step by Step Solution
- Step 1: Write the proportion equation
174,054.99 : 240,177.84 = 102,430.74 : x - Step 2: Convert to fraction form
174,054.99/240,177.84 = 102,430.74/x - Step 3: Cross multiply
174,054.99x = 240,177.84 × 102,430.74 - Step 4: Simplify right side
174,054.99x = 24,601,593,882.80 - Step 5: Solve for x
x = 24,601,593,882.80/174,054.99 - Step 6: Final answer
x = 141,343.80
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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.