Finding the Fourth Proportional to 225,053.24, 310,467.74 and 160,536.74
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Solution
The fourth proportional to 225,053.24, 310,467.74 and 160,536.74 is: 221,465.28
Step by Step Solution
- Step 1: Write the proportion equation
225,053.24 : 310,467.74 = 160,536.74 : x - Step 2: Convert to fraction form
225,053.24/310,467.74 = 160,536.74/x - Step 3: Cross multiply
225,053.24x = 310,467.74 × 160,536.74 - Step 4: Simplify right side
225,053.24x = 49,841,478,854.77 - Step 5: Solve for x
x = 49,841,478,854.77/225,053.24 - Step 6: Final answer
x = 221,465.28
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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.