Home / 53,882.90-74,360.70-30,009.57

Finding the Fourth Proportional to 53,882.90, 74,360.70 and 30,009.57

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Solution

The fourth proportional to 53,882.90, 74,360.70 and 30,009.57 is: 41,414.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,882.90 : 74,360.70 = 30,009.57 : x
  2. Step 2: Convert to fraction form
    53,882.90/74,360.70 = 30,009.57/x
  3. Step 3: Cross multiply
    53,882.90x = 74,360.70 × 30,009.57
  4. Step 4: Simplify right side
    53,882.90x = 2,231,532,910.75
  5. Step 5: Solve for x
    x = 2,231,532,910.75/53,882.90
  6. Step 6: Final answer
    x = 41,414.49

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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.