Home / 57,216.02-85,873.43-39,698.15

Finding the Fourth Proportional to 57,216.02, 85,873.43 and 39,698.15

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Solution

The fourth proportional to 57,216.02, 85,873.43 and 39,698.15 is: 59,581.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,216.02 : 85,873.43 = 39,698.15 : x
  2. Step 2: Convert to fraction form
    57,216.02/85,873.43 = 39,698.15/x
  3. Step 3: Cross multiply
    57,216.02x = 85,873.43 × 39,698.15
  4. Step 4: Simplify right side
    57,216.02x = 3,409,015,975.03
  5. Step 5: Solve for x
    x = 3,409,015,975.03/57,216.02
  6. Step 6: Final answer
    x = 59,581.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.