Home / 53,407.05-73,702.20-29,535.33

Finding the Fourth Proportional to 53,407.05, 73,702.20 and 29,535.33

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Solution

The fourth proportional to 53,407.05, 73,702.20 and 29,535.33 is: 40,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.05 : 73,702.20 = 29,535.33 : x
  2. Step 2: Convert to fraction form
    53,407.05/73,702.20 = 29,535.33/x
  3. Step 3: Cross multiply
    53,407.05x = 73,702.20 × 29,535.33
  4. Step 4: Simplify right side
    53,407.05x = 2,176,819,185.87
  5. Step 5: Solve for x
    x = 2,176,819,185.87/53,407.05
  6. Step 6: Final answer
    x = 40,759.03

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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.