Finding the Fourth Proportional to 175,871.05, 242,706.51 and 107,925.55
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Solution
The fourth proportional to 175,871.05, 242,706.51 and 107,925.55 is: 148,940.00
Step by Step Solution
- Step 1: Write the proportion equation
175,871.05 : 242,706.51 = 107,925.55 : x - Step 2: Convert to fraction form
175,871.05/242,706.51 = 107,925.55/x - Step 3: Cross multiply
175,871.05x = 242,706.51 × 107,925.55 - Step 4: Simplify right side
175,871.05x = 26,194,232,973.56 - Step 5: Solve for x
x = 26,194,232,973.56/175,871.05 - Step 6: Final answer
x = 148,940.00
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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.