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Finding the Fourth Proportional to 65,552.65, 98,332.64 and 18,804.25

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Solution

The fourth proportional to 65,552.65, 98,332.64 and 18,804.25 is: 28,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,552.65 : 98,332.64 = 18,804.25 : x
  2. Step 2: Convert to fraction form
    65,552.65/98,332.64 = 18,804.25/x
  3. Step 3: Cross multiply
    65,552.65x = 98,332.64 × 18,804.25
  4. Step 4: Simplify right side
    65,552.65x = 1,849,071,545.72
  5. Step 5: Solve for x
    x = 1,849,071,545.72/65,552.65
  6. Step 6: Final answer
    x = 28,207.43

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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.