Home / 56,123.64-77,453.82-33,456.60

Finding the Fourth Proportional to 56,123.64, 77,453.82 and 33,456.60

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Solution

The fourth proportional to 56,123.64, 77,453.82 and 33,456.60 is: 46,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,123.64 : 77,453.82 = 33,456.60 : x
  2. Step 2: Convert to fraction form
    56,123.64/77,453.82 = 33,456.60/x
  3. Step 3: Cross multiply
    56,123.64x = 77,453.82 × 33,456.60
  4. Step 4: Simplify right side
    56,123.64x = 2,591,341,474.21
  5. Step 5: Solve for x
    x = 2,591,341,474.21/56,123.64
  6. Step 6: Final answer
    x = 46,172.01

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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.