Home / 51,587.32-71,178.06-32,717.56

Finding the Fourth Proportional to 51,587.32, 71,178.06 and 32,717.56

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Solution

The fourth proportional to 51,587.32, 71,178.06 and 32,717.56 is: 45,142.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,587.32 : 71,178.06 = 32,717.56 : x
  2. Step 2: Convert to fraction form
    51,587.32/71,178.06 = 32,717.56/x
  3. Step 3: Cross multiply
    51,587.32x = 71,178.06 × 32,717.56
  4. Step 4: Simplify right side
    51,587.32x = 2,328,772,448.73
  5. Step 5: Solve for x
    x = 2,328,772,448.73/51,587.32
  6. Step 6: Final answer
    x = 45,142.34

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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.