Home / 53,892.44-74,366.74-30,018.60

Finding the Fourth Proportional to 53,892.44, 74,366.74 and 30,018.60

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Solution

The fourth proportional to 53,892.44, 74,366.74 and 30,018.60 is: 41,422.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892.44 : 74,366.74 = 30,018.60 : x
  2. Step 2: Convert to fraction form
    53,892.44/74,366.74 = 30,018.60/x
  3. Step 3: Cross multiply
    53,892.44x = 74,366.74 × 30,018.60
  4. Step 4: Simplify right side
    53,892.44x = 2,232,385,458.89
  5. Step 5: Solve for x
    x = 2,232,385,458.89/53,892.44
  6. Step 6: Final answer
    x = 41,422.98

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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.