Finding the Fourth Proportional to 96,130.74, 132,726.02 and 62,221.31
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Solution
The fourth proportional to 96,130.74, 132,726.02 and 62,221.31 is: 85,907.86
Step by Step Solution
- Step 1: Write the proportion equation
96,130.74 : 132,726.02 = 62,221.31 : x - Step 2: Convert to fraction form
96,130.74/132,726.02 = 62,221.31/x - Step 3: Cross multiply
96,130.74x = 132,726.02 × 62,221.31 - Step 4: Simplify right side
96,130.74x = 8,258,385,860.75 - Step 5: Solve for x
x = 8,258,385,860.75/96,130.74 - Step 6: Final answer
x = 85,907.86
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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.