Home / 63,405.18-87,499.12-35,110.88

Finding the Fourth Proportional to 63,405.18, 87,499.12 and 35,110.88

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Solution

The fourth proportional to 63,405.18, 87,499.12 and 35,110.88 is: 48,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,405.18 : 87,499.12 = 35,110.88 : x
  2. Step 2: Convert to fraction form
    63,405.18/87,499.12 = 35,110.88/x
  3. Step 3: Cross multiply
    63,405.18x = 87,499.12 × 35,110.88
  4. Step 4: Simplify right side
    63,405.18x = 3,072,171,102.43
  5. Step 5: Solve for x
    x = 3,072,171,102.43/63,405.18
  6. Step 6: Final answer
    x = 48,453.00

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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.