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Finding the Fourth Proportional to 155,064.98, 232,449.73 and 49,810.07

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Solution

The fourth proportional to 155,064.98, 232,449.73 and 49,810.07 is: 74,667.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,064.98 : 232,449.73 = 49,810.07 : x
  2. Step 2: Convert to fraction form
    155,064.98/232,449.73 = 49,810.07/x
  3. Step 3: Cross multiply
    155,064.98x = 232,449.73 × 49,810.07
  4. Step 4: Simplify right side
    155,064.98x = 11,578,337,322.78
  5. Step 5: Solve for x
    x = 11,578,337,322.78/155,064.98
  6. Step 6: Final answer
    x = 74,667.65

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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.