Finding the Fourth Proportional to 106,606,344.70, 147,124,368.51 and 58,920,573.24
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Solution
The fourth proportional to 106,606,344.70, 147,124,368.51 and 58,920,573.24 is: 81,314,598.62
Step by Step Solution
- Step 1: Write the proportion equation
106,606,344.70 : 147,124,368.51 = 58,920,573.24 : x - Step 2: Convert to fraction form
106,606,344.70/147,124,368.51 = 58,920,573.24/x - Step 3: Cross multiply
106,606,344.70x = 147,124,368.51 × 58,920,573.24 - Step 4: Simplify right side
106,606,344.70x = 8,668,652,129,446,582 - Step 5: Solve for x
x = 8,668,652,129,446,582/106,606,344.70 - Step 6: Final answer
x = 81,314,598.62
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1.5x scale
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.