Home / 63,262.55-87,245.77-52,490.36

Finding the Fourth Proportional to 63,262.55, 87,245.77 and 52,490.36

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Solution

The fourth proportional to 63,262.55, 87,245.77 and 52,490.36 is: 72,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,262.55 : 87,245.77 = 52,490.36 : x
  2. Step 2: Convert to fraction form
    63,262.55/87,245.77 = 52,490.36/x
  3. Step 3: Cross multiply
    63,262.55x = 87,245.77 × 52,490.36
  4. Step 4: Simplify right side
    63,262.55x = 4,579,562,093.89
  5. Step 5: Solve for x
    x = 4,579,562,093.89/63,262.55
  6. Step 6: Final answer
    x = 72,389.78

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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.