Home / 60,666.75-91,000.36-18,546.67

Finding the Fourth Proportional to 60,666.75, 91,000.36 and 18,546.67

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Solution

The fourth proportional to 60,666.75, 91,000.36 and 18,546.67 is: 27,820.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,666.75 : 91,000.36 = 18,546.67 : x
  2. Step 2: Convert to fraction form
    60,666.75/91,000.36 = 18,546.67/x
  3. Step 3: Cross multiply
    60,666.75x = 91,000.36 × 18,546.67
  4. Step 4: Simplify right side
    60,666.75x = 1,687,753,600.43
  5. Step 5: Solve for x
    x = 1,687,753,600.43/60,666.75
  6. Step 6: Final answer
    x = 27,820.08

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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.