Home / 53,972.55-74,505.15-33,840.90

Finding the Fourth Proportional to 53,972.55, 74,505.15 and 33,840.90

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Solution

The fourth proportional to 53,972.55, 74,505.15 and 33,840.90 is: 46,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,972.55 : 74,505.15 = 33,840.90 : x
  2. Step 2: Convert to fraction form
    53,972.55/74,505.15 = 33,840.90/x
  3. Step 3: Cross multiply
    53,972.55x = 74,505.15 × 33,840.90
  4. Step 4: Simplify right side
    53,972.55x = 2,521,321,330.64
  5. Step 5: Solve for x
    x = 2,521,321,330.64/53,972.55
  6. Step 6: Final answer
    x = 46,714.88

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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.