Finding the Fourth Proportional to 175,698.41, 242,332.76 and 114,458.09
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Solution
The fourth proportional to 175,698.41, 242,332.76 and 114,458.09 is: 157,866.79
Step by Step Solution
- Step 1: Write the proportion equation
175,698.41 : 242,332.76 = 114,458.09 : x - Step 2: Convert to fraction form
175,698.41/242,332.76 = 114,458.09/x - Step 3: Cross multiply
175,698.41x = 242,332.76 × 114,458.09 - Step 4: Simplify right side
175,698.41x = 27,736,943,928.51 - Step 5: Solve for x
x = 27,736,943,928.51/175,698.41 - Step 6: Final answer
x = 157,866.79
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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.