Home / 42,239.62-58,288.30-23,119.35

Finding the Fourth Proportional to 42,239.62, 58,288.30 and 23,119.35

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Solution

The fourth proportional to 42,239.62, 58,288.30 and 23,119.35 is: 31,903.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.62 : 58,288.30 = 23,119.35 : x
  2. Step 2: Convert to fraction form
    42,239.62/58,288.30 = 23,119.35/x
  3. Step 3: Cross multiply
    42,239.62x = 58,288.30 × 23,119.35
  4. Step 4: Simplify right side
    42,239.62x = 1,347,587,201.57
  5. Step 5: Solve for x
    x = 1,347,587,201.57/42,239.62
  6. Step 6: Final answer
    x = 31,903.40

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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.