Home / 53,403.12-73,697.80-29,205.33

Finding the Fourth Proportional to 53,403.12, 73,697.80 and 29,205.33

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Solution

The fourth proportional to 53,403.12, 73,697.80 and 29,205.33 is: 40,304.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,403.12 : 73,697.80 = 29,205.33 : x
  2. Step 2: Convert to fraction form
    53,403.12/73,697.80 = 29,205.33/x
  3. Step 3: Cross multiply
    53,403.12x = 73,697.80 × 29,205.33
  4. Step 4: Simplify right side
    53,403.12x = 2,152,368,896.48
  5. Step 5: Solve for x
    x = 2,152,368,896.48/53,403.12
  6. Step 6: Final answer
    x = 40,304.18

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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.