Home / 53,216.70-73,442.32-29,343.30

Finding the Fourth Proportional to 53,216.70, 73,442.32 and 29,343.30

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Solution

The fourth proportional to 53,216.70, 73,442.32 and 29,343.30 is: 40,495.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,216.70 : 73,442.32 = 29,343.30 : x
  2. Step 2: Convert to fraction form
    53,216.70/73,442.32 = 29,343.30/x
  3. Step 3: Cross multiply
    53,216.70x = 73,442.32 × 29,343.30
  4. Step 4: Simplify right side
    53,216.70x = 2,155,040,028.46
  5. Step 5: Solve for x
    x = 2,155,040,028.46/53,216.70
  6. Step 6: Final answer
    x = 40,495.56

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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.