Home / 136,103.56-204,130.86-50,698.60

Finding the Fourth Proportional to 136,103.56, 204,130.86 and 50,698.60

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Solution

The fourth proportional to 136,103.56, 204,130.86 and 50,698.60 is: 76,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,103.56 : 204,130.86 = 50,698.60 : x
  2. Step 2: Convert to fraction form
    136,103.56/204,130.86 = 50,698.60/x
  3. Step 3: Cross multiply
    136,103.56x = 204,130.86 × 50,698.60
  4. Step 4: Simplify right side
    136,103.56x = 10,349,148,818.80
  5. Step 5: Solve for x
    x = 10,349,148,818.80/136,103.56
  6. Step 6: Final answer
    x = 76,038.78

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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.