Home / 53,479.20-73,801.88-29,606.28

Finding the Fourth Proportional to 53,479.20, 73,801.88 and 29,606.28

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Solution

The fourth proportional to 53,479.20, 73,801.88 and 29,606.28 is: 40,856.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,479.20 : 73,801.88 = 29,606.28 : x
  2. Step 2: Convert to fraction form
    53,479.20/73,801.88 = 29,606.28/x
  3. Step 3: Cross multiply
    53,479.20x = 73,801.88 × 29,606.28
  4. Step 4: Simplify right side
    53,479.20x = 2,184,998,976.58
  5. Step 5: Solve for x
    x = 2,184,998,976.58/53,479.20
  6. Step 6: Final answer
    x = 40,856.98

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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.