Home / 53,999.63-74,519.28-30,124.88

Finding the Fourth Proportional to 53,999.63, 74,519.28 and 30,124.88

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Solution

The fourth proportional to 53,999.63, 74,519.28 and 30,124.88 is: 41,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.63 : 74,519.28 = 30,124.88 : x
  2. Step 2: Convert to fraction form
    53,999.63/74,519.28 = 30,124.88/x
  3. Step 3: Cross multiply
    53,999.63x = 74,519.28 × 30,124.88
  4. Step 4: Simplify right side
    53,999.63x = 2,244,883,995.09
  5. Step 5: Solve for x
    x = 2,244,883,995.09/53,999.63
  6. Step 6: Final answer
    x = 41,572.21

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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.