Home / 42,198.12-58,232.75-23,077.45

Finding the Fourth Proportional to 42,198.12, 58,232.75 and 23,077.45

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Solution

The fourth proportional to 42,198.12, 58,232.75 and 23,077.45 is: 31,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,198.12 : 58,232.75 = 23,077.45 : x
  2. Step 2: Convert to fraction form
    42,198.12/58,232.75 = 23,077.45/x
  3. Step 3: Cross multiply
    42,198.12x = 58,232.75 × 23,077.45
  4. Step 4: Simplify right side
    42,198.12x = 1,343,863,555.16
  5. Step 5: Solve for x
    x = 1,343,863,555.16/42,198.12
  6. Step 6: Final answer
    x = 31,846.52

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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.