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Finding the Fourth Proportional to 88,812.65, 133,289.69 and 46,717.29

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Solution

The fourth proportional to 88,812.65, 133,289.69 and 46,717.29 is: 70,113.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,812.65 : 133,289.69 = 46,717.29 : x
  2. Step 2: Convert to fraction form
    88,812.65/133,289.69 = 46,717.29/x
  3. Step 3: Cross multiply
    88,812.65x = 133,289.69 × 46,717.29
  4. Step 4: Simplify right side
    88,812.65x = 6,226,932,868.15
  5. Step 5: Solve for x
    x = 6,226,932,868.15/88,812.65
  6. Step 6: Final answer
    x = 70,113.13

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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.