Home / 56,325.25-84,156.89-54,362.80

Finding the Fourth Proportional to 56,325.25, 84,156.89 and 54,362.80

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Solution

The fourth proportional to 56,325.25, 84,156.89 and 54,362.80 is: 81,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,325.25 : 84,156.89 = 54,362.80 : x
  2. Step 2: Convert to fraction form
    56,325.25/84,156.89 = 54,362.80/x
  3. Step 3: Cross multiply
    56,325.25x = 84,156.89 × 54,362.80
  4. Step 4: Simplify right side
    56,325.25x = 4,575,004,179.69
  5. Step 5: Solve for x
    x = 4,575,004,179.69/56,325.25
  6. Step 6: Final answer
    x = 81,224.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.