Finding the Fourth Proportional to 124,683.84, 187,025.76 and 96,661.08
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Solution
The fourth proportional to 124,683.84, 187,025.76 and 96,661.08 is: 144,991.62
Step by Step Solution
- Step 1: Write the proportion equation
124,683.84 : 187,025.76 = 96,661.08 : x - Step 2: Convert to fraction form
124,683.84/187,025.76 = 96,661.08/x - Step 3: Cross multiply
124,683.84x = 187,025.76 × 96,661.08 - Step 4: Simplify right side
124,683.84x = 18,078,111,949.42 - Step 5: Solve for x
x = 18,078,111,949.42/124,683.84 - Step 6: Final answer
x = 144,991.62
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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.