Home / 56,931.45-78,560.97-33,059.91

Finding the Fourth Proportional to 56,931.45, 78,560.97 and 33,059.91

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Solution

The fourth proportional to 56,931.45, 78,560.97 and 33,059.91 is: 45,620.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,931.45 : 78,560.97 = 33,059.91 : x
  2. Step 2: Convert to fraction form
    56,931.45/78,560.97 = 33,059.91/x
  3. Step 3: Cross multiply
    56,931.45x = 78,560.97 × 33,059.91
  4. Step 4: Simplify right side
    56,931.45x = 2,597,218,597.71
  5. Step 5: Solve for x
    x = 2,597,218,597.71/56,931.45
  6. Step 6: Final answer
    x = 45,620.10

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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.