Home / 56,581.70-78,037.68-36,440.24

Finding the Fourth Proportional to 56,581.70, 78,037.68 and 36,440.24

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Solution

The fourth proportional to 56,581.70, 78,037.68 and 36,440.24 is: 50,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,581.70 : 78,037.68 = 36,440.24 : x
  2. Step 2: Convert to fraction form
    56,581.70/78,037.68 = 36,440.24/x
  3. Step 3: Cross multiply
    56,581.70x = 78,037.68 × 36,440.24
  4. Step 4: Simplify right side
    56,581.70x = 2,843,711,788.24
  5. Step 5: Solve for x
    x = 2,843,711,788.24/56,581.70
  6. Step 6: Final answer
    x = 50,258.51

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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.