Home / 57,544.02-86,316.30-20,103.93

Finding the Fourth Proportional to 57,544.02, 86,316.30 and 20,103.93

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Solution

The fourth proportional to 57,544.02, 86,316.30 and 20,103.93 is: 30,155.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,544.02 : 86,316.30 = 20,103.93 : x
  2. Step 2: Convert to fraction form
    57,544.02/86,316.30 = 20,103.93/x
  3. Step 3: Cross multiply
    57,544.02x = 86,316.30 × 20,103.93
  4. Step 4: Simplify right side
    57,544.02x = 1,735,296,853.06
  5. Step 5: Solve for x
    x = 1,735,296,853.06/57,544.02
  6. Step 6: Final answer
    x = 30,155.99

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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.