Finding the Fourth Proportional to 54,151,792.58, 74,725,031.85 and 29,705,506.58
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Solution
The fourth proportional to 54,151,792.58, 74,725,031.85 and 29,705,506.58 is: 40,991,162.43
Step by Step Solution
- Step 1: Write the proportion equation
54,151,792.58 : 74,725,031.85 = 29,705,506.58 : x - Step 2: Convert to fraction form
54,151,792.58/74,725,031.85 = 29,705,506.58/x - Step 3: Cross multiply
54,151,792.58x = 74,725,031.85 × 29,705,506.58 - Step 4: Simplify right side
54,151,792.58x = 2,219,744,925,310,884.25 - Step 5: Solve for x
x = 2,219,744,925,310,884.25/54,151,792.58 - Step 6: Final answer
x = 40,991,162.43
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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.