Home / 49,036.40-73,468.20-40,223.60

Finding the Fourth Proportional to 49,036.40, 73,468.20 and 40,223.60

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Solution

The fourth proportional to 49,036.40, 73,468.20 and 40,223.60 is: 60,264.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,036.40 : 73,468.20 = 40,223.60 : x
  2. Step 2: Convert to fraction form
    49,036.40/73,468.20 = 40,223.60/x
  3. Step 3: Cross multiply
    49,036.40x = 73,468.20 × 40,223.60
  4. Step 4: Simplify right side
    49,036.40x = 2,955,155,489.52
  5. Step 5: Solve for x
    x = 2,955,155,489.52/49,036.40
  6. Step 6: Final answer
    x = 60,264.53

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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.