Home / 42,640.89-58,844.66-23,521.34

Finding the Fourth Proportional to 42,640.89, 58,844.66 and 23,521.34

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Solution

The fourth proportional to 42,640.89, 58,844.66 and 23,521.34 is: 32,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,640.89 : 58,844.66 = 23,521.34 : x
  2. Step 2: Convert to fraction form
    42,640.89/58,844.66 = 23,521.34/x
  3. Step 3: Cross multiply
    42,640.89x = 58,844.66 × 23,521.34
  4. Step 4: Simplify right side
    42,640.89x = 1,384,105,255.04
  5. Step 5: Solve for x
    x = 1,384,105,255.04/42,640.89
  6. Step 6: Final answer
    x = 32,459.58

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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.