Finding the Fourth Proportional to 97,076,829.12, 145,615,788 and 32,380,456.62
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Solution
The fourth proportional to 97,076,829.12, 145,615,788 and 32,380,456.62 is: 48,570,866.49
Step by Step Solution
- Step 1: Write the proportion equation
97,076,829.12 : 145,615,788 = 32,380,456.62 : x - Step 2: Convert to fraction form
97,076,829.12/145,615,788 = 32,380,456.62/x - Step 3: Cross multiply
97,076,829.12x = 145,615,788 × 32,380,456.62 - Step 4: Simplify right side
97,076,829.12x = 4,715,105,706,521,117 - Step 5: Solve for x
x = 4,715,105,706,521,117/97,076,829.12 - Step 6: Final answer
x = 48,570,866.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.