Finding the Fourth Proportional to 151,032.24, 208,417.36 and 83,052.08
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Solution
The fourth proportional to 151,032.24, 208,417.36 and 83,052.08 is: 114,607.95
Step by Step Solution
- Step 1: Write the proportion equation
151,032.24 : 208,417.36 = 83,052.08 : x - Step 2: Convert to fraction form
151,032.24/208,417.36 = 83,052.08/x - Step 3: Cross multiply
151,032.24x = 208,417.36 × 83,052.08 - Step 4: Simplify right side
151,032.24x = 17,309,495,529.85 - Step 5: Solve for x
x = 17,309,495,529.85/151,032.24 - Step 6: Final answer
x = 114,607.95
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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.