Finding the Fourth Proportional to 106,549,984.58, 159,829,461.06 and 33,769,637.12
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Solution
The fourth proportional to 106,549,984.58, 159,829,461.06 and 33,769,637.12 is: 50,655,876.89
Step by Step Solution
- Step 1: Write the proportion equation
106,549,984.58 : 159,829,461.06 = 33,769,637.12 : x - Step 2: Convert to fraction form
106,549,984.58/159,829,461.06 = 33,769,637.12/x - Step 3: Cross multiply
106,549,984.58x = 159,829,461.06 × 33,769,637.12 - Step 4: Simplify right side
106,549,984.58x = 5,397,382,901,081,370 - Step 5: Solve for x
x = 5,397,382,901,081,370/106,549,984.58 - Step 6: Final answer
x = 50,655,876.89
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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.