Home / 53,112.40-73,295.75-29,240.69

Finding the Fourth Proportional to 53,112.40, 73,295.75 and 29,240.69

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Solution

The fourth proportional to 53,112.40, 73,295.75 and 29,240.69 is: 40,352.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.40 : 73,295.75 = 29,240.69 : x
  2. Step 2: Convert to fraction form
    53,112.40/73,295.75 = 29,240.69/x
  3. Step 3: Cross multiply
    53,112.40x = 73,295.75 × 29,240.69
  4. Step 4: Simplify right side
    53,112.40x = 2,143,218,010.69
  5. Step 5: Solve for x
    x = 2,143,218,010.69/53,112.40
  6. Step 6: Final answer
    x = 40,352.50

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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.