Finding the Fourth Proportional to 153,209.14, 211,370.58 and 95,038.99
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Solution
The fourth proportional to 153,209.14, 211,370.58 and 95,038.99 is: 131,117.81
Step by Step Solution
- Step 1: Write the proportion equation
153,209.14 : 211,370.58 = 95,038.99 : x - Step 2: Convert to fraction form
153,209.14/211,370.58 = 95,038.99/x - Step 3: Cross multiply
153,209.14x = 211,370.58 × 95,038.99 - Step 4: Simplify right side
153,209.14x = 20,088,445,910.49 - Step 5: Solve for x
x = 20,088,445,910.49/153,209.14 - Step 6: Final answer
x = 131,117.81
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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.