Home / 53,630.21-74,009.69-29,757.06

Finding the Fourth Proportional to 53,630.21, 74,009.69 and 29,757.06

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Solution

The fourth proportional to 53,630.21, 74,009.69 and 29,757.06 is: 41,064.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,630.21 : 74,009.69 = 29,757.06 : x
  2. Step 2: Convert to fraction form
    53,630.21/74,009.69 = 29,757.06/x
  3. Step 3: Cross multiply
    53,630.21x = 74,009.69 × 29,757.06
  4. Step 4: Simplify right side
    53,630.21x = 2,202,310,415.86
  5. Step 5: Solve for x
    x = 2,202,310,415.86/53,630.21
  6. Step 6: Final answer
    x = 41,064.74

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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.