Home / 53,378.70-73,661.31-29,504.76

Finding the Fourth Proportional to 53,378.70, 73,661.31 and 29,504.76

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Solution

The fourth proportional to 53,378.70, 73,661.31 and 29,504.76 is: 40,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,378.70 : 73,661.31 = 29,504.76 : x
  2. Step 2: Convert to fraction form
    53,378.70/73,661.31 = 29,504.76/x
  3. Step 3: Cross multiply
    53,378.70x = 73,661.31 × 29,504.76
  4. Step 4: Simplify right side
    53,378.70x = 2,173,359,272.84
  5. Step 5: Solve for x
    x = 2,173,359,272.84/53,378.70
  6. Step 6: Final answer
    x = 40,715.85

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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.