Home / 63,178.06-87,186.37-34,883.68

Finding the Fourth Proportional to 63,178.06, 87,186.37 and 34,883.68

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Solution

The fourth proportional to 63,178.06, 87,186.37 and 34,883.68 is: 48,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,178.06 : 87,186.37 = 34,883.68 : x
  2. Step 2: Convert to fraction form
    63,178.06/87,186.37 = 34,883.68/x
  3. Step 3: Cross multiply
    63,178.06x = 87,186.37 × 34,883.68
  4. Step 4: Simplify right side
    63,178.06x = 3,041,381,431.44
  5. Step 5: Solve for x
    x = 3,041,381,431.44/63,178.06
  6. Step 6: Final answer
    x = 48,139.84

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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.