Home / 42,743.75-58,986.40-23,880.88

Finding the Fourth Proportional to 42,743.75, 58,986.40 and 23,880.88

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Solution

The fourth proportional to 42,743.75, 58,986.40 and 23,880.88 is: 32,955.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,743.75 : 58,986.40 = 23,880.88 : x
  2. Step 2: Convert to fraction form
    42,743.75/58,986.40 = 23,880.88/x
  3. Step 3: Cross multiply
    42,743.75x = 58,986.40 × 23,880.88
  4. Step 4: Simplify right side
    42,743.75x = 1,408,646,845.10
  5. Step 5: Solve for x
    x = 1,408,646,845.10/42,743.75
  6. Step 6: Final answer
    x = 32,955.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.