Home / 113,869.65-170,804.07-43,699.80

Finding the Fourth Proportional to 113,869.65, 170,804.07 and 43,699.80

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Solution

The fourth proportional to 113,869.65, 170,804.07 and 43,699.80 is: 65,549.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,869.65 : 170,804.07 = 43,699.80 : x
  2. Step 2: Convert to fraction form
    113,869.65/170,804.07 = 43,699.80/x
  3. Step 3: Cross multiply
    113,869.65x = 170,804.07 × 43,699.80
  4. Step 4: Simplify right side
    113,869.65x = 7,464,103,698.19
  5. Step 5: Solve for x
    x = 7,464,103,698.19/113,869.65
  6. Step 6: Final answer
    x = 65,549.54

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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.