Finding the Fourth Proportional to 105,062,691.84, 157,689,670.66 and 55,919,802.84
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Solution
The fourth proportional to 105,062,691.84, 157,689,670.66 and 55,919,802.84 is: 83,930,605.04
Step by Step Solution
- Step 1: Write the proportion equation
105,062,691.84 : 157,689,670.66 = 55,919,802.84 : x - Step 2: Convert to fraction form
105,062,691.84/157,689,670.66 = 55,919,802.84/x - Step 3: Cross multiply
105,062,691.84x = 157,689,670.66 × 55,919,802.84 - Step 4: Simplify right side
105,062,691.84x = 8,817,975,293,211,733 - Step 5: Solve for x
x = 8,817,975,293,211,733/105,062,691.84 - Step 6: Final answer
x = 83,930,605.04
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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.