Finding the Fourth Proportional to 204,574.95, 282,312.63 and 113,931.99
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Solution
The fourth proportional to 204,574.95, 282,312.63 and 113,931.99 is: 157,225.70
Step by Step Solution
- Step 1: Write the proportion equation
204,574.95 : 282,312.63 = 113,931.99 : x - Step 2: Convert to fraction form
204,574.95/282,312.63 = 113,931.99/x - Step 3: Cross multiply
204,574.95x = 282,312.63 × 113,931.99 - Step 4: Simplify right side
204,574.95x = 32,164,439,738.03 - Step 5: Solve for x
x = 32,164,439,738.03/204,574.95 - Step 6: Final answer
x = 157,225.70
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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.