Home / 56,226.60-77,592.78-30,733.20

Finding the Fourth Proportional to 56,226.60, 77,592.78 and 30,733.20

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Solution

The fourth proportional to 56,226.60, 77,592.78 and 30,733.20 is: 42,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,226.60 : 77,592.78 = 30,733.20 : x
  2. Step 2: Convert to fraction form
    56,226.60/77,592.78 = 30,733.20/x
  3. Step 3: Cross multiply
    56,226.60x = 77,592.78 × 30,733.20
  4. Step 4: Simplify right side
    56,226.60x = 2,384,674,426.30
  5. Step 5: Solve for x
    x = 2,384,674,426.30/56,226.60
  6. Step 6: Final answer
    x = 42,411.86

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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.