Home / 74,220.55-111,331.06-18,060.67

Finding the Fourth Proportional to 74,220.55, 111,331.06 and 18,060.67

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Solution

The fourth proportional to 74,220.55, 111,331.06 and 18,060.67 is: 27,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,220.55 : 111,331.06 = 18,060.67 : x
  2. Step 2: Convert to fraction form
    74,220.55/111,331.06 = 18,060.67/x
  3. Step 3: Cross multiply
    74,220.55x = 111,331.06 × 18,060.67
  4. Step 4: Simplify right side
    74,220.55x = 2,010,713,629.42
  5. Step 5: Solve for x
    x = 2,010,713,629.42/74,220.55
  6. Step 6: Final answer
    x = 27,091.06

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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.