Home / 42,126.54-58,146.24-26,201.52

Finding the Fourth Proportional to 42,126.54, 58,146.24 and 26,201.52

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Solution

The fourth proportional to 42,126.54, 58,146.24 and 26,201.52 is: 36,165.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,126.54 : 58,146.24 = 26,201.52 : x
  2. Step 2: Convert to fraction form
    42,126.54/58,146.24 = 26,201.52/x
  3. Step 3: Cross multiply
    42,126.54x = 58,146.24 × 26,201.52
  4. Step 4: Simplify right side
    42,126.54x = 1,523,519,870.28
  5. Step 5: Solve for x
    x = 1,523,519,870.28/42,126.54
  6. Step 6: Final answer
    x = 36,165.32

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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.