Finding the Fourth Proportional to 147,029.48, 202,923.33 and 83,353.76
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Solution
The fourth proportional to 147,029.48, 202,923.33 and 83,353.76 is: 115,041.03
Step by Step Solution
- Step 1: Write the proportion equation
147,029.48 : 202,923.33 = 83,353.76 : x - Step 2: Convert to fraction form
147,029.48/202,923.33 = 83,353.76/x - Step 3: Cross multiply
147,029.48x = 202,923.33 × 83,353.76 - Step 4: Simplify right side
147,029.48x = 16,914,422,547.22 - Step 5: Solve for x
x = 16,914,422,547.22/147,029.48 - Step 6: Final answer
x = 115,041.03
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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.