Finding the Fourth Proportional to 118,873.08, 164,061.65 and 73,565.65
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Solution
The fourth proportional to 118,873.08, 164,061.65 and 73,565.65 is: 101,530.99
Step by Step Solution
- Step 1: Write the proportion equation
118,873.08 : 164,061.65 = 73,565.65 : x - Step 2: Convert to fraction form
118,873.08/164,061.65 = 73,565.65/x - Step 3: Cross multiply
118,873.08x = 164,061.65 × 73,565.65 - Step 4: Simplify right side
118,873.08x = 12,069,301,922.32 - Step 5: Solve for x
x = 12,069,301,922.32/118,873.08 - Step 6: Final answer
x = 101,530.99
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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.