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Finding the Fourth Proportional to 242,020.98, 363,048.81 and 64,527.06

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Solution

The fourth proportional to 242,020.98, 363,048.81 and 64,527.06 is: 96,795.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,020.98 : 363,048.81 = 64,527.06 : x
  2. Step 2: Convert to fraction form
    242,020.98/363,048.81 = 64,527.06/x
  3. Step 3: Cross multiply
    242,020.98x = 363,048.81 × 64,527.06
  4. Step 4: Simplify right side
    242,020.98x = 23,426,472,345.80
  5. Step 5: Solve for x
    x = 23,426,472,345.80/242,020.98
  6. Step 6: Final answer
    x = 96,795.21

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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.