Home / 43,389.11-65,009.37-23,681.50

Finding the Fourth Proportional to 43,389.11, 65,009.37 and 23,681.50

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Solution

The fourth proportional to 43,389.11, 65,009.37 and 23,681.50 is: 35,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,389.11 : 65,009.37 = 23,681.50 : x
  2. Step 2: Convert to fraction form
    43,389.11/65,009.37 = 23,681.50/x
  3. Step 3: Cross multiply
    43,389.11x = 65,009.37 × 23,681.50
  4. Step 4: Simplify right side
    43,389.11x = 1,539,519,395.66
  5. Step 5: Solve for x
    x = 1,539,519,395.66/43,389.11
  6. Step 6: Final answer
    x = 35,481.70

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1.5x scale

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.