Finding the Fourth Proportional to 69,502,874.13, 95,573,844.04 and 60,319,573.65
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Solution
The fourth proportional to 69,502,874.13, 95,573,844.04 and 60,319,573.65 is: 82,945,829.17
Step by Step Solution
- Step 1: Write the proportion equation
69,502,874.13 : 95,573,844.04 = 60,319,573.65 : x - Step 2: Convert to fraction form
69,502,874.13/95,573,844.04 = 60,319,573.65/x - Step 3: Cross multiply
69,502,874.13x = 95,573,844.04 × 60,319,573.65 - Step 4: Simplify right side
69,502,874.13x = 5,764,973,524,584,394 - Step 5: Solve for x
x = 5,764,973,524,584,394/69,502,874.13 - Step 6: Final answer
x = 82,945,829.17
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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.