Finding the Fourth Proportional to 167,277.48, 230,887.17 and 103,579.08
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Solution
The fourth proportional to 167,277.48, 230,887.17 and 103,579.08 is: 142,966.53
Step by Step Solution
- Step 1: Write the proportion equation
167,277.48 : 230,887.17 = 103,579.08 : x - Step 2: Convert to fraction form
167,277.48/230,887.17 = 103,579.08/x - Step 3: Cross multiply
167,277.48x = 230,887.17 × 103,579.08 - Step 4: Simplify right side
167,277.48x = 23,915,080,652.40 - Step 5: Solve for x
x = 23,915,080,652.40/167,277.48 - Step 6: Final answer
x = 142,966.53
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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.