Home / 53,981.86-74,438.44-46,453.72

Finding the Fourth Proportional to 53,981.86, 74,438.44 and 46,453.72

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Solution

The fourth proportional to 53,981.86, 74,438.44 and 46,453.72 is: 64,057.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,981.86 : 74,438.44 = 46,453.72 : x
  2. Step 2: Convert to fraction form
    53,981.86/74,438.44 = 46,453.72/x
  3. Step 3: Cross multiply
    53,981.86x = 74,438.44 × 46,453.72
  4. Step 4: Simplify right side
    53,981.86x = 3,457,942,449.00
  5. Step 5: Solve for x
    x = 3,457,942,449.00/53,981.86
  6. Step 6: Final answer
    x = 64,057.49

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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.