Finding the Fourth Proportional to 64,079,423.71, 88,430,029.29 and 34,710,756.28
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Solution
The fourth proportional to 64,079,423.71, 88,430,029.29 and 34,710,756.28 is: 47,901,073.65
Step by Step Solution
- Step 1: Write the proportion equation
64,079,423.71 : 88,430,029.29 = 34,710,756.28 : x - Step 2: Convert to fraction form
64,079,423.71/88,430,029.29 = 34,710,756.28/x - Step 3: Cross multiply
64,079,423.71x = 88,430,029.29 × 34,710,756.28 - Step 4: Simplify right side
64,079,423.71x = 3,069,473,194,518,452 - Step 5: Solve for x
x = 3,069,473,194,518,452/64,079,423.71 - Step 6: Final answer
x = 47,901,073.65
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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.