Home / 52,489.50-78,749.61-15,554.46

Finding the Fourth Proportional to 52,489.50, 78,749.61 and 15,554.46

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Solution

The fourth proportional to 52,489.50, 78,749.61 and 15,554.46 is: 23,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,489.50 : 78,749.61 = 15,554.46 : x
  2. Step 2: Convert to fraction form
    52,489.50/78,749.61 = 15,554.46/x
  3. Step 3: Cross multiply
    52,489.50x = 78,749.61 × 15,554.46
  4. Step 4: Simplify right side
    52,489.50x = 1,224,907,658.76
  5. Step 5: Solve for x
    x = 1,224,907,658.76/52,489.50
  6. Step 6: Final answer
    x = 23,336.24

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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.