Home / 52,624.32-72,622.96-28,750.80

Finding the Fourth Proportional to 52,624.32, 72,622.96 and 28,750.80

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Solution

The fourth proportional to 52,624.32, 72,622.96 and 28,750.80 is: 39,676.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,624.32 : 72,622.96 = 28,750.80 : x
  2. Step 2: Convert to fraction form
    52,624.32/72,622.96 = 28,750.80/x
  3. Step 3: Cross multiply
    52,624.32x = 72,622.96 × 28,750.80
  4. Step 4: Simplify right side
    52,624.32x = 2,087,968,198.37
  5. Step 5: Solve for x
    x = 2,087,968,198.37/52,624.32
  6. Step 6: Final answer
    x = 39,676.87

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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.