Home / 57,667.96-86,501.40-18,225.07

Finding the Fourth Proportional to 57,667.96, 86,501.40 and 18,225.07

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Solution

The fourth proportional to 57,667.96, 86,501.40 and 18,225.07 is: 27,337.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,667.96 : 86,501.40 = 18,225.07 : x
  2. Step 2: Convert to fraction form
    57,667.96/86,501.40 = 18,225.07/x
  3. Step 3: Cross multiply
    57,667.96x = 86,501.40 × 18,225.07
  4. Step 4: Simplify right side
    57,667.96x = 1,576,494,070.10
  5. Step 5: Solve for x
    x = 1,576,494,070.10/57,667.96
  6. Step 6: Final answer
    x = 27,337.43

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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.