Finding the Fourth Proportional to 107,576.51, 148,452.95 and 62,248.20
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Solution
The fourth proportional to 107,576.51, 148,452.95 and 62,248.20 is: 85,900.99
Step by Step Solution
- Step 1: Write the proportion equation
107,576.51 : 148,452.95 = 62,248.20 : x - Step 2: Convert to fraction form
107,576.51/148,452.95 = 62,248.20/x - Step 3: Cross multiply
107,576.51x = 148,452.95 × 62,248.20 - Step 4: Simplify right side
107,576.51x = 9,240,928,521.11 - Step 5: Solve for x
x = 9,240,928,521.11/107,576.51 - Step 6: Final answer
x = 85,900.99
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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.