Finding the Fourth Proportional to 53,681,987.70, 80,459,995.95 and 22,976,507.70
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Solution
The fourth proportional to 53,681,987.70, 80,459,995.95 and 22,976,507.70 is: 34,437,802.99
Step by Step Solution
- Step 1: Write the proportion equation
53,681,987.70 : 80,459,995.95 = 22,976,507.70 : x - Step 2: Convert to fraction form
53,681,987.70/80,459,995.95 = 22,976,507.70/x - Step 3: Cross multiply
53,681,987.70x = 80,459,995.95 × 22,976,507.70 - Step 4: Simplify right side
53,681,987.70x = 1,848,689,716,487,143.75 - Step 5: Solve for x
x = 1,848,689,716,487,143.75/53,681,987.70 - Step 6: Final answer
x = 34,437,802.99
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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.