Home / 42,378.63-58,484.33-23,515.75

Finding the Fourth Proportional to 42,378.63, 58,484.33 and 23,515.75

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Solution

The fourth proportional to 42,378.63, 58,484.33 and 23,515.75 is: 32,452.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,378.63 : 58,484.33 = 23,515.75 : x
  2. Step 2: Convert to fraction form
    42,378.63/58,484.33 = 23,515.75/x
  3. Step 3: Cross multiply
    42,378.63x = 58,484.33 × 23,515.75
  4. Step 4: Simplify right side
    42,378.63x = 1,375,302,883.20
  5. Step 5: Solve for x
    x = 1,375,302,883.20/42,378.63
  6. Step 6: Final answer
    x = 32,452.75

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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.