Home / 56,533.47-84,818.64-28,439.03

Finding the Fourth Proportional to 56,533.47, 84,818.64 and 28,439.03

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Solution

The fourth proportional to 56,533.47, 84,818.64 and 28,439.03 is: 42,667.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,533.47 : 84,818.64 = 28,439.03 : x
  2. Step 2: Convert to fraction form
    56,533.47/84,818.64 = 28,439.03/x
  3. Step 3: Cross multiply
    56,533.47x = 84,818.64 × 28,439.03
  4. Step 4: Simplify right side
    56,533.47x = 2,412,159,493.28
  5. Step 5: Solve for x
    x = 2,412,159,493.28/56,533.47
  6. Step 6: Final answer
    x = 42,667.81

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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.