Home / 171,660.12-257,561.28-92,681.52

Finding the Fourth Proportional to 171,660.12, 257,561.28 and 92,681.52

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Solution

The fourth proportional to 171,660.12, 257,561.28 and 92,681.52 is: 139,060.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,660.12 : 257,561.28 = 92,681.52 : x
  2. Step 2: Convert to fraction form
    171,660.12/257,561.28 = 92,681.52/x
  3. Step 3: Cross multiply
    171,660.12x = 257,561.28 × 92,681.52
  4. Step 4: Simplify right side
    171,660.12x = 23,871,170,923.55
  5. Step 5: Solve for x
    x = 23,871,170,923.55/171,660.12
  6. Step 6: Final answer
    x = 139,060.67

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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.