Finding the Fourth Proportional to 69,769,267.24, 96,281,588.82 and 38,836,743.84
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Solution
The fourth proportional to 69,769,267.24, 96,281,588.82 and 38,836,743.84 is: 53,594,706.52
Step by Step Solution
- Step 1: Write the proportion equation
69,769,267.24 : 96,281,588.82 = 38,836,743.84 : x - Step 2: Convert to fraction form
69,769,267.24/96,281,588.82 = 38,836,743.84/x - Step 3: Cross multiply
69,769,267.24x = 96,281,588.82 × 38,836,743.84 - Step 4: Simplify right side
69,769,267.24x = 3,739,263,401,510,548 - Step 5: Solve for x
x = 3,739,263,401,510,548/69,769,267.24 - Step 6: Final answer
x = 53,594,706.52
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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.