Finding the Fourth Proportional to 73,746.99, 101,779.59 and 41,920.67
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Solution
The fourth proportional to 73,746.99, 101,779.59 and 41,920.67 is: 57,855.49
Step by Step Solution
- Step 1: Write the proportion equation
73,746.99 : 101,779.59 = 41,920.67 : x - Step 2: Convert to fraction form
73,746.99/101,779.59 = 41,920.67/x - Step 3: Cross multiply
73,746.99x = 101,779.59 × 41,920.67 - Step 4: Simplify right side
73,746.99x = 4,266,668,605.13 - Step 5: Solve for x
x = 4,266,668,605.13/73,746.99 - Step 6: Final answer
x = 57,855.49
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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.