Home / 65,119.64-89,867.06-36,824.76

Finding the Fourth Proportional to 65,119.64, 89,867.06 and 36,824.76

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Solution

The fourth proportional to 65,119.64, 89,867.06 and 36,824.76 is: 50,819.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,119.64 : 89,867.06 = 36,824.76 : x
  2. Step 2: Convert to fraction form
    65,119.64/89,867.06 = 36,824.76/x
  3. Step 3: Cross multiply
    65,119.64x = 89,867.06 × 36,824.76
  4. Step 4: Simplify right side
    65,119.64x = 3,309,332,916.41
  5. Step 5: Solve for x
    x = 3,309,332,916.41/65,119.64
  6. Step 6: Final answer
    x = 50,819.28

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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.