Home / 65,511.01-98,266.43-20,532.67

Finding the Fourth Proportional to 65,511.01, 98,266.43 and 20,532.67

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Solution

The fourth proportional to 65,511.01, 98,266.43 and 20,532.67 is: 30,798.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,511.01 : 98,266.43 = 20,532.67 : x
  2. Step 2: Convert to fraction form
    65,511.01/98,266.43 = 20,532.67/x
  3. Step 3: Cross multiply
    65,511.01x = 98,266.43 × 20,532.67
  4. Step 4: Simplify right side
    65,511.01x = 2,017,671,585.27
  5. Step 5: Solve for x
    x = 2,017,671,585.27/65,511.01
  6. Step 6: Final answer
    x = 30,798.97

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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.