Home / 53,433.63-73,726.47-31,917.60

Finding the Fourth Proportional to 53,433.63, 73,726.47 and 31,917.60

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Solution

The fourth proportional to 53,433.63, 73,726.47 and 31,917.60 is: 44,039.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,433.63 : 73,726.47 = 31,917.60 : x
  2. Step 2: Convert to fraction form
    53,433.63/73,726.47 = 31,917.60/x
  3. Step 3: Cross multiply
    53,433.63x = 73,726.47 × 31,917.60
  4. Step 4: Simplify right side
    53,433.63x = 2,353,171,978.87
  5. Step 5: Solve for x
    x = 2,353,171,978.87/53,433.63
  6. Step 6: Final answer
    x = 44,039.16

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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.