Finding the Fourth Proportional to 83,509.92, 124,950.87 and 58,598.55
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Solution
The fourth proportional to 83,509.92, 124,950.87 and 58,598.55 is: 87,677.49
Step by Step Solution
- Step 1: Write the proportion equation
83,509.92 : 124,950.87 = 58,598.55 : x - Step 2: Convert to fraction form
83,509.92/124,950.87 = 58,598.55/x - Step 3: Cross multiply
83,509.92x = 124,950.87 × 58,598.55 - Step 4: Simplify right side
83,509.92x = 7,321,939,803.24 - Step 5: Solve for x
x = 7,321,939,803.24/83,509.92 - Step 6: Final answer
x = 87,677.49
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1.5x scale
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.