Home / 56,027.26-77,315.66-30,533.11

Finding the Fourth Proportional to 56,027.26, 77,315.66 and 30,533.11

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Solution

The fourth proportional to 56,027.26, 77,315.66 and 30,533.11 is: 42,134.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,027.26 : 77,315.66 = 30,533.11 : x
  2. Step 2: Convert to fraction form
    56,027.26/77,315.66 = 30,533.11/x
  3. Step 3: Cross multiply
    56,027.26x = 77,315.66 × 30,533.11
  4. Step 4: Simplify right side
    56,027.26x = 2,360,687,709.25
  5. Step 5: Solve for x
    x = 2,360,687,709.25/56,027.26
  6. Step 6: Final answer
    x = 42,134.63

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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.