Finding the Fourth Proportional to 153,532.74, 230,299.10 and 59,972.88
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Solution
The fourth proportional to 153,532.74, 230,299.10 and 59,972.88 is: 89,959.32
Step by Step Solution
- Step 1: Write the proportion equation
153,532.74 : 230,299.10 = 59,972.88 : x - Step 2: Convert to fraction form
153,532.74/230,299.10 = 59,972.88/x - Step 3: Cross multiply
153,532.74x = 230,299.10 × 59,972.88 - Step 4: Simplify right side
153,532.74x = 13,811,700,288.41 - Step 5: Solve for x
x = 13,811,700,288.41/153,532.74 - Step 6: Final answer
x = 89,959.32
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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.