Finding the Fourth Proportional to 240,153.17, 359,934.50 and 134,750.71
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Solution
The fourth proportional to 240,153.17, 359,934.50 and 134,750.71 is: 201,960.39
Step by Step Solution
- Step 1: Write the proportion equation
240,153.17 : 359,934.50 = 134,750.71 : x - Step 2: Convert to fraction form
240,153.17/359,934.50 = 134,750.71/x - Step 3: Cross multiply
240,153.17x = 359,934.50 × 134,750.71 - Step 4: Simplify right side
240,153.17x = 48,501,426,955.07 - Step 5: Solve for x
x = 48,501,426,955.07/240,153.17 - Step 6: Final answer
x = 201,960.39
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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.