Home / 55,090.13-76,024.44-29,939.63

Finding the Fourth Proportional to 55,090.13, 76,024.44 and 29,939.63

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Solution

The fourth proportional to 55,090.13, 76,024.44 and 29,939.63 is: 41,316.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,090.13 : 76,024.44 = 29,939.63 : x
  2. Step 2: Convert to fraction form
    55,090.13/76,024.44 = 29,939.63/x
  3. Step 3: Cross multiply
    55,090.13x = 76,024.44 × 29,939.63
  4. Step 4: Simplify right side
    55,090.13x = 2,276,143,224.44
  5. Step 5: Solve for x
    x = 2,276,143,224.44/55,090.13
  6. Step 6: Final answer
    x = 41,316.72

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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.