Finding the Fourth Proportional to 165,446.42, 228,332.93 and 97,484.58
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Solution
The fourth proportional to 165,446.42, 228,332.93 and 97,484.58 is: 134,538.66
Step by Step Solution
- Step 1: Write the proportion equation
165,446.42 : 228,332.93 = 97,484.58 : x - Step 2: Convert to fraction form
165,446.42/228,332.93 = 97,484.58/x - Step 3: Cross multiply
165,446.42x = 228,332.93 × 97,484.58 - Step 4: Simplify right side
165,446.42x = 22,258,939,293.80 - Step 5: Solve for x
x = 22,258,939,293.80/165,446.42 - Step 6: Final answer
x = 134,538.66
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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.