Finding the Fourth Proportional to 97,423.97, 134,430.67 and 59,163.62
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Solution
The fourth proportional to 97,423.97, 134,430.67 and 59,163.62 is: 81,637.04
Step by Step Solution
- Step 1: Write the proportion equation
97,423.97 : 134,430.67 = 59,163.62 : x - Step 2: Convert to fraction form
97,423.97/134,430.67 = 59,163.62/x - Step 3: Cross multiply
97,423.97x = 134,430.67 × 59,163.62 - Step 4: Simplify right side
97,423.97x = 7,953,404,780.41 - Step 5: Solve for x
x = 7,953,404,780.41/97,423.97 - Step 6: Final answer
x = 81,637.04
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1.5x scale
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.