Home / 49,699.59-74,507.25-21,598.50

Finding the Fourth Proportional to 49,699.59, 74,507.25 and 21,598.50

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Solution

The fourth proportional to 49,699.59, 74,507.25 and 21,598.50 is: 32,379.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,699.59 : 74,507.25 = 21,598.50 : x
  2. Step 2: Convert to fraction form
    49,699.59/74,507.25 = 21,598.50/x
  3. Step 3: Cross multiply
    49,699.59x = 74,507.25 × 21,598.50
  4. Step 4: Simplify right side
    49,699.59x = 1,609,244,839.13
  5. Step 5: Solve for x
    x = 1,609,244,839.13/49,699.59
  6. Step 6: Final answer
    x = 32,379.44

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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.