Finding the Fourth Proportional to 60,864,444.12, 83,943,957.65 and 53,506,545.06
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Solution
The fourth proportional to 60,864,444.12, 83,943,957.65 and 53,506,545.06 is: 73,795,977.56
Step by Step Solution
- Step 1: Write the proportion equation
60,864,444.12 : 83,943,957.65 = 53,506,545.06 : x - Step 2: Convert to fraction form
60,864,444.12/83,943,957.65 = 53,506,545.06/x - Step 3: Cross multiply
60,864,444.12x = 83,943,957.65 × 53,506,545.06 - Step 4: Simplify right side
60,864,444.12x = 4,491,551,152,246,924 - Step 5: Solve for x
x = 4,491,551,152,246,924/60,864,444.12 - Step 6: Final answer
x = 73,795,977.56
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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.