Home / 53,251.07-73,482.69-29,970.90

Finding the Fourth Proportional to 53,251.07, 73,482.69 and 29,970.90

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Solution

The fourth proportional to 53,251.07, 73,482.69 and 29,970.90 is: 41,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,251.07 : 73,482.69 = 29,970.90 : x
  2. Step 2: Convert to fraction form
    53,251.07/73,482.69 = 29,970.90/x
  3. Step 3: Cross multiply
    53,251.07x = 73,482.69 × 29,970.90
  4. Step 4: Simplify right side
    53,251.07x = 2,202,342,241.33
  5. Step 5: Solve for x
    x = 2,202,342,241.33/53,251.07
  6. Step 6: Final answer
    x = 41,357.71

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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.