Home / 43,107.40-64,622.70-25,558.60

Finding the Fourth Proportional to 43,107.40, 64,622.70 and 25,558.60

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Solution

The fourth proportional to 43,107.40, 64,622.70 and 25,558.60 is: 38,315.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,107.40 : 64,622.70 = 25,558.60 : x
  2. Step 2: Convert to fraction form
    43,107.40/64,622.70 = 25,558.60/x
  3. Step 3: Cross multiply
    43,107.40x = 64,622.70 × 25,558.60
  4. Step 4: Simplify right side
    43,107.40x = 1,651,665,740.22
  5. Step 5: Solve for x
    x = 1,651,665,740.22/43,107.40
  6. Step 6: Final answer
    x = 38,315.13

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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.