Finding the Fourth Proportional to 93,254.29, 139,785.04 and 53,187.08
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Solution
The fourth proportional to 93,254.29, 139,785.04 and 53,187.08 is: 79,725.65
Step by Step Solution
- Step 1: Write the proportion equation
93,254.29 : 139,785.04 = 53,187.08 : x - Step 2: Convert to fraction form
93,254.29/139,785.04 = 53,187.08/x - Step 3: Cross multiply
93,254.29x = 139,785.04 × 53,187.08 - Step 4: Simplify right side
93,254.29x = 7,434,758,259.13 - Step 5: Solve for x
x = 7,434,758,259.13/93,254.29 - Step 6: Final answer
x = 79,725.65
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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.