Home / 57,652.02-86,516.51-20,212.07

Finding the Fourth Proportional to 57,652.02, 86,516.51 and 20,212.07

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Solution

The fourth proportional to 57,652.02, 86,516.51 and 20,212.07 is: 30,331.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,652.02 : 86,516.51 = 20,212.07 : x
  2. Step 2: Convert to fraction form
    57,652.02/86,516.51 = 20,212.07/x
  3. Step 3: Cross multiply
    57,652.02x = 86,516.51 × 20,212.07
  4. Step 4: Simplify right side
    57,652.02x = 1,748,677,222.63
  5. Step 5: Solve for x
    x = 1,748,677,222.63/57,652.02
  6. Step 6: Final answer
    x = 30,331.59

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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.