Home / 63,268.95-87,312.18-37,777.54

Finding the Fourth Proportional to 63,268.95, 87,312.18 and 37,777.54

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Solution

The fourth proportional to 63,268.95, 87,312.18 and 37,777.54 is: 52,133.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,268.95 : 87,312.18 = 37,777.54 : x
  2. Step 2: Convert to fraction form
    63,268.95/87,312.18 = 37,777.54/x
  3. Step 3: Cross multiply
    63,268.95x = 87,312.18 × 37,777.54
  4. Step 4: Simplify right side
    63,268.95x = 3,298,439,372.44
  5. Step 5: Solve for x
    x = 3,298,439,372.44/63,268.95
  6. Step 6: Final answer
    x = 52,133.62

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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.