Home / 50,434.07-75,580.29-39,857.60

Finding the Fourth Proportional to 50,434.07, 75,580.29 and 39,857.60

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Solution

The fourth proportional to 50,434.07, 75,580.29 and 39,857.60 is: 59,730.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,434.07 : 75,580.29 = 39,857.60 : x
  2. Step 2: Convert to fraction form
    50,434.07/75,580.29 = 39,857.60/x
  3. Step 3: Cross multiply
    50,434.07x = 75,580.29 × 39,857.60
  4. Step 4: Simplify right side
    50,434.07x = 3,012,448,588.80
  5. Step 5: Solve for x
    x = 3,012,448,588.80/50,434.07
  6. Step 6: Final answer
    x = 59,730.43

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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.