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Finding the Fourth Proportional to 174,363, 261,544.50 and 43,035

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Solution

The fourth proportional to 174,363, 261,544.50 and 43,035 is: 64,552.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,363 : 261,544.50 = 43,035 : x
  2. Step 2: Convert to fraction form
    174,363/261,544.50 = 43,035/x
  3. Step 3: Cross multiply
    174,363x = 261,544.50 × 43,035
  4. Step 4: Simplify right side
    174,363x = 11,255,567,557.50
  5. Step 5: Solve for x
    x = 11,255,567,557.50/174,363
  6. Step 6: Final answer
    x = 64,552.50

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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.