Finding the Fourth Proportional to 134,574.80, 201,862.20 and 119,541.20
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Solution
The fourth proportional to 134,574.80, 201,862.20 and 119,541.20 is: 179,311.80
Step by Step Solution
- Step 1: Write the proportion equation
134,574.80 : 201,862.20 = 119,541.20 : x - Step 2: Convert to fraction form
134,574.80/201,862.20 = 119,541.20/x - Step 3: Cross multiply
134,574.80x = 201,862.20 × 119,541.20 - Step 4: Simplify right side
134,574.80x = 24,130,849,622.64 - Step 5: Solve for x
x = 24,130,849,622.64/134,574.80 - Step 6: Final answer
x = 179,311.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.