Finding the Fourth Proportional to 174,416.80, 240,686.80 and 97,926.48
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Solution
The fourth proportional to 174,416.80, 240,686.80 and 97,926.48 is: 135,133.84
Step by Step Solution
- Step 1: Write the proportion equation
174,416.80 : 240,686.80 = 97,926.48 : x - Step 2: Convert to fraction form
174,416.80/240,686.80 = 97,926.48/x - Step 3: Cross multiply
174,416.80x = 240,686.80 × 97,926.48 - Step 4: Simplify right side
174,416.80x = 23,569,611,106.46 - Step 5: Solve for x
x = 23,569,611,106.46/174,416.80 - Step 6: Final answer
x = 135,133.84
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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.