Home / 53,694.48-74,099.56-29,820.80

Finding the Fourth Proportional to 53,694.48, 74,099.56 and 29,820.80

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Solution

The fourth proportional to 53,694.48, 74,099.56 and 29,820.80 is: 41,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,694.48 : 74,099.56 = 29,820.80 : x
  2. Step 2: Convert to fraction form
    53,694.48/74,099.56 = 29,820.80/x
  3. Step 3: Cross multiply
    53,694.48x = 74,099.56 × 29,820.80
  4. Step 4: Simplify right side
    53,694.48x = 2,209,708,158.85
  5. Step 5: Solve for x
    x = 2,209,708,158.85/53,694.48
  6. Step 6: Final answer
    x = 41,153.36

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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.