Finding the Fourth Proportional to 97,609,590.47, 134,701,490.63 and 52,955,560.23
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Solution
The fourth proportional to 97,609,590.47, 134,701,490.63 and 52,955,560.23 is: 73,078,811.88
Step by Step Solution
- Step 1: Write the proportion equation
97,609,590.47 : 134,701,490.63 = 52,955,560.23 : x - Step 2: Convert to fraction form
97,609,590.47/134,701,490.63 = 52,955,560.23/x - Step 3: Cross multiply
97,609,590.47x = 134,701,490.63 × 52,955,560.23 - Step 4: Simplify right side
97,609,590.47x = 7,133,192,900,127,745 - Step 5: Solve for x
x = 7,133,192,900,127,745/97,609,590.47 - Step 6: Final answer
x = 73,078,811.88
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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.