Home / 123,258.21-184,803.89-48,331.59

Finding the Fourth Proportional to 123,258.21, 184,803.89 and 48,331.59

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Solution

The fourth proportional to 123,258.21, 184,803.89 and 48,331.59 is: 72,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,258.21 : 184,803.89 = 48,331.59 : x
  2. Step 2: Convert to fraction form
    123,258.21/184,803.89 = 48,331.59/x
  3. Step 3: Cross multiply
    123,258.21x = 184,803.89 × 48,331.59
  4. Step 4: Simplify right side
    123,258.21x = 8,931,865,600.23
  5. Step 5: Solve for x
    x = 8,931,865,600.23/123,258.21
  6. Step 6: Final answer
    x = 72,464.67

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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.