Finding the Fourth Proportional to 73,472.95, 101,402.05 and 43,261.08
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Solution
The fourth proportional to 73,472.95, 101,402.05 and 43,261.08 is: 59,705.82
Step by Step Solution
- Step 1: Write the proportion equation
73,472.95 : 101,402.05 = 43,261.08 : x - Step 2: Convert to fraction form
73,472.95/101,402.05 = 43,261.08/x - Step 3: Cross multiply
73,472.95x = 101,402.05 × 43,261.08 - Step 4: Simplify right side
73,472.95x = 4,386,762,273.80 - Step 5: Solve for x
x = 4,386,762,273.80/73,472.95 - Step 6: Final answer
x = 59,705.82
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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.