Home / 51,266.70-76,911.17-15,728.13

Finding the Fourth Proportional to 51,266.70, 76,911.17 and 15,728.13

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Solution

The fourth proportional to 51,266.70, 76,911.17 and 15,728.13 is: 23,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,266.70 : 76,911.17 = 15,728.13 : x
  2. Step 2: Convert to fraction form
    51,266.70/76,911.17 = 15,728.13/x
  3. Step 3: Cross multiply
    51,266.70x = 76,911.17 × 15,728.13
  4. Step 4: Simplify right side
    51,266.70x = 1,209,668,801.57
  5. Step 5: Solve for x
    x = 1,209,668,801.57/51,266.70
  6. Step 6: Final answer
    x = 23,595.60

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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.