Finding the Fourth Proportional to 93,624.18, 129,192.10 and 53,335.54
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Solution
The fourth proportional to 93,624.18, 129,192.10 and 53,335.54 is: 73,597.77
Step by Step Solution
- Step 1: Write the proportion equation
93,624.18 : 129,192.10 = 53,335.54 : x - Step 2: Convert to fraction form
93,624.18/129,192.10 = 53,335.54/x - Step 3: Cross multiply
93,624.18x = 129,192.10 × 53,335.54 - Step 4: Simplify right side
93,624.18x = 6,890,530,417.23 - Step 5: Solve for x
x = 6,890,530,417.23/93,624.18 - Step 6: Final answer
x = 73,597.77
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1.5x scale
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.