Finding the Fourth Proportional to 112,332.15, 168,547.23 and 59,679.99
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Solution
The fourth proportional to 112,332.15, 168,547.23 and 59,679.99 is: 89,546.02
Step by Step Solution
- Step 1: Write the proportion equation
112,332.15 : 168,547.23 = 59,679.99 : x - Step 2: Convert to fraction form
112,332.15/168,547.23 = 59,679.99/x - Step 3: Cross multiply
112,332.15x = 168,547.23 × 59,679.99 - Step 4: Simplify right side
112,332.15x = 10,058,897,000.93 - Step 5: Solve for x
x = 10,058,897,000.93/112,332.15 - Step 6: Final answer
x = 89,546.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.