Home / 63,283.20-87,303.36-38,118.24

Finding the Fourth Proportional to 63,283.20, 87,303.36 and 38,118.24

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Solution

The fourth proportional to 63,283.20, 87,303.36 and 38,118.24 is: 52,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,283.20 : 87,303.36 = 38,118.24 : x
  2. Step 2: Convert to fraction form
    63,283.20/87,303.36 = 38,118.24/x
  3. Step 3: Cross multiply
    63,283.20x = 87,303.36 × 38,118.24
  4. Step 4: Simplify right side
    63,283.20x = 3,327,850,429.29
  5. Step 5: Solve for x
    x = 3,327,850,429.29/63,283.20
  6. Step 6: Final answer
    x = 52,586.63

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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.