Home / 42,406.44-58,542.78-29,887.08

Finding the Fourth Proportional to 42,406.44, 58,542.78 and 29,887.08

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Solution

The fourth proportional to 42,406.44, 58,542.78 and 29,887.08 is: 41,259.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,406.44 : 58,542.78 = 29,887.08 : x
  2. Step 2: Convert to fraction form
    42,406.44/58,542.78 = 29,887.08/x
  3. Step 3: Cross multiply
    42,406.44x = 58,542.78 × 29,887.08
  4. Step 4: Simplify right side
    42,406.44x = 1,749,672,749.28
  5. Step 5: Solve for x
    x = 1,749,672,749.28/42,406.44
  6. Step 6: Final answer
    x = 41,259.60

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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.