Home / 39,010.40-58,515.60-35,784.80

Finding the Fourth Proportional to 39,010.40, 58,515.60 and 35,784.80

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Solution

The fourth proportional to 39,010.40, 58,515.60 and 35,784.80 is: 53,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,010.40 : 58,515.60 = 35,784.80 : x
  2. Step 2: Convert to fraction form
    39,010.40/58,515.60 = 35,784.80/x
  3. Step 3: Cross multiply
    39,010.40x = 58,515.60 × 35,784.80
  4. Step 4: Simplify right side
    39,010.40x = 2,093,969,042.88
  5. Step 5: Solve for x
    x = 2,093,969,042.88/39,010.40
  6. Step 6: Final answer
    x = 53,677.20

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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.