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Finding the Fourth Proportional to 158,483.61, 237,732.71 and 64,923.75

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Solution

The fourth proportional to 158,483.61, 237,732.71 and 64,923.75 is: 97,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,483.61 : 237,732.71 = 64,923.75 : x
  2. Step 2: Convert to fraction form
    158,483.61/237,732.71 = 64,923.75/x
  3. Step 3: Cross multiply
    158,483.61x = 237,732.71 × 64,923.75
  4. Step 4: Simplify right side
    158,483.61x = 15,434,498,706.24
  5. Step 5: Solve for x
    x = 15,434,498,706.24/158,483.61
  6. Step 6: Final answer
    x = 97,388.61

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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.