Home / 63,032.28-86,986.32-34,739.76

Finding the Fourth Proportional to 63,032.28, 86,986.32 and 34,739.76

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Solution

The fourth proportional to 63,032.28, 86,986.32 and 34,739.76 is: 47,941.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,032.28 : 86,986.32 = 34,739.76 : x
  2. Step 2: Convert to fraction form
    63,032.28/86,986.32 = 34,739.76/x
  3. Step 3: Cross multiply
    63,032.28x = 86,986.32 × 34,739.76
  4. Step 4: Simplify right side
    63,032.28x = 3,021,883,880.08
  5. Step 5: Solve for x
    x = 3,021,883,880.08/63,032.28
  6. Step 6: Final answer
    x = 47,941.85

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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.