Finding the Fourth Proportional to 101,670.98, 152,366.18 and 73,365.48
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Solution
The fourth proportional to 101,670.98, 152,366.18 and 73,365.48 is: 109,946.99
Step by Step Solution
- Step 1: Write the proportion equation
101,670.98 : 152,366.18 = 73,365.48 : x - Step 2: Convert to fraction form
101,670.98/152,366.18 = 73,365.48/x - Step 3: Cross multiply
101,670.98x = 152,366.18 × 73,365.48 - Step 4: Simplify right side
101,670.98x = 11,178,417,564.64 - Step 5: Solve for x
x = 11,178,417,564.64/101,670.98 - Step 6: Final answer
x = 109,946.99
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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.