Finding the Fourth Proportional to 97,259.94, 134,329.39 and 65,373.48
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Solution
The fourth proportional to 97,259.94, 134,329.39 and 65,373.48 is: 90,289.79
Step by Step Solution
- Step 1: Write the proportion equation
97,259.94 : 134,329.39 = 65,373.48 : x - Step 2: Convert to fraction form
97,259.94/134,329.39 = 65,373.48/x - Step 3: Cross multiply
97,259.94x = 134,329.39 × 65,373.48 - Step 4: Simplify right side
97,259.94x = 8,781,579,527.14 - Step 5: Solve for x
x = 8,781,579,527.14/97,259.94 - Step 6: Final answer
x = 90,289.79
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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.