Finding the Fourth Proportional to 45,349.99, 62,610.99 and 29,222.99
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Solution
The fourth proportional to 45,349.99, 62,610.99 and 29,222.99 is: 40,345.77
Step by Step Solution
- Step 1: Write the proportion equation
45,349.99 : 62,610.99 = 29,222.99 : x - Step 2: Convert to fraction form
45,349.99/62,610.99 = 29,222.99/x - Step 3: Cross multiply
45,349.99x = 62,610.99 × 29,222.99 - Step 4: Simplify right side
45,349.99x = 1,829,680,146.81 - Step 5: Solve for x
x = 1,829,680,146.81/45,349.99 - Step 6: Final answer
x = 40,345.77
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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.