Home / 53,963.64-74,470.32-30,090.24

Finding the Fourth Proportional to 53,963.64, 74,470.32 and 30,090.24

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Solution

The fourth proportional to 53,963.64, 74,470.32 and 30,090.24 is: 41,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,963.64 : 74,470.32 = 30,090.24 : x
  2. Step 2: Convert to fraction form
    53,963.64/74,470.32 = 30,090.24/x
  3. Step 3: Cross multiply
    53,963.64x = 74,470.32 × 30,090.24
  4. Step 4: Simplify right side
    53,963.64x = 2,240,829,801.68
  5. Step 5: Solve for x
    x = 2,240,829,801.68/53,963.64
  6. Step 6: Final answer
    x = 41,524.81

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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.