Finding the Fourth Proportional to 168,130.08, 232,029.36 and 96,510.24
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Solution
The fourth proportional to 168,130.08, 232,029.36 and 96,510.24 is: 133,189.79
Step by Step Solution
- Step 1: Write the proportion equation
168,130.08 : 232,029.36 = 96,510.24 : x - Step 2: Convert to fraction form
168,130.08/232,029.36 = 96,510.24/x - Step 3: Cross multiply
168,130.08x = 232,029.36 × 96,510.24 - Step 4: Simplify right side
168,130.08x = 22,393,209,220.65 - Step 5: Solve for x
x = 22,393,209,220.65/168,130.08 - Step 6: Final answer
x = 133,189.79
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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.