Finding the Fourth Proportional to 94,726.13, 130,721.23 and 52,283.75
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Solution
The fourth proportional to 94,726.13, 130,721.23 and 52,283.75 is: 72,151.11
Step by Step Solution
- Step 1: Write the proportion equation
94,726.13 : 130,721.23 = 52,283.75 : x - Step 2: Convert to fraction form
94,726.13/130,721.23 = 52,283.75/x - Step 3: Cross multiply
94,726.13x = 130,721.23 × 52,283.75 - Step 4: Simplify right side
94,726.13x = 6,834,595,847.59 - Step 5: Solve for x
x = 6,834,595,847.59/94,726.13 - Step 6: Final answer
x = 72,151.11
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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.