Home / 53,211.59-73,444.79-31,986.75

Finding the Fourth Proportional to 53,211.59, 73,444.79 and 31,986.75

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Solution

The fourth proportional to 53,211.59, 73,444.79 and 31,986.75 is: 44,149.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,211.59 : 73,444.79 = 31,986.75 : x
  2. Step 2: Convert to fraction form
    53,211.59/73,444.79 = 31,986.75/x
  3. Step 3: Cross multiply
    53,211.59x = 73,444.79 × 31,986.75
  4. Step 4: Simplify right side
    53,211.59x = 2,349,259,976.60
  5. Step 5: Solve for x
    x = 2,349,259,976.60/53,211.59
  6. Step 6: Final answer
    x = 44,149.41

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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.