Finding the Fourth Proportional to 97,317.83, 134,302.51 and 54,301.08
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Solution
The fourth proportional to 97,317.83, 134,302.51 and 54,301.08 is: 74,937.66
Step by Step Solution
- Step 1: Write the proportion equation
97,317.83 : 134,302.51 = 54,301.08 : x - Step 2: Convert to fraction form
97,317.83/134,302.51 = 54,301.08/x - Step 3: Cross multiply
97,317.83x = 134,302.51 × 54,301.08 - Step 4: Simplify right side
97,317.83x = 7,292,770,700.32 - Step 5: Solve for x
x = 7,292,770,700.32/97,317.83 - Step 6: Final answer
x = 74,937.66
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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.