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Finding the Fourth Proportional to 174,369, 261,555.93 and 49,710

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Solution

The fourth proportional to 174,369, 261,555.93 and 49,710 is: 74,565.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,369 : 261,555.93 = 49,710 : x
  2. Step 2: Convert to fraction form
    174,369/261,555.93 = 49,710/x
  3. Step 3: Cross multiply
    174,369x = 261,555.93 × 49,710
  4. Step 4: Simplify right side
    174,369x = 13,001,945,280.30
  5. Step 5: Solve for x
    x = 13,001,945,280.30/174,369
  6. Step 6: Final answer
    x = 74,565.69

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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.