Home / 57,623.06-86,432.94-31,493.30

Finding the Fourth Proportional to 57,623.06, 86,432.94 and 31,493.30

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Solution

The fourth proportional to 57,623.06, 86,432.94 and 31,493.30 is: 47,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,623.06 : 86,432.94 = 31,493.30 : x
  2. Step 2: Convert to fraction form
    57,623.06/86,432.94 = 31,493.30/x
  3. Step 3: Cross multiply
    57,623.06x = 86,432.94 × 31,493.30
  4. Step 4: Simplify right side
    57,623.06x = 2,722,058,509.30
  5. Step 5: Solve for x
    x = 2,722,058,509.30/57,623.06
  6. Step 6: Final answer
    x = 47,239.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.