Home / 56,533.98-84,819.39-28,439.53

Finding the Fourth Proportional to 56,533.98, 84,819.39 and 28,439.53

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Solution

The fourth proportional to 56,533.98, 84,819.39 and 28,439.53 is: 42,668.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,533.98 : 84,819.39 = 28,439.53 : x
  2. Step 2: Convert to fraction form
    56,533.98/84,819.39 = 28,439.53/x
  3. Step 3: Cross multiply
    56,533.98x = 84,819.39 × 28,439.53
  4. Step 4: Simplify right side
    56,533.98x = 2,412,223,444.29
  5. Step 5: Solve for x
    x = 2,412,223,444.29/56,533.98
  6. Step 6: Final answer
    x = 42,668.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.