Home / 51,242.99-76,875.86-15,709.24

Finding the Fourth Proportional to 51,242.99, 76,875.86 and 15,709.24

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Solution

The fourth proportional to 51,242.99, 76,875.86 and 15,709.24 is: 23,567.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,242.99 : 76,875.86 = 15,709.24 : x
  2. Step 2: Convert to fraction form
    51,242.99/76,875.86 = 15,709.24/x
  3. Step 3: Cross multiply
    51,242.99x = 76,875.86 × 15,709.24
  4. Step 4: Simplify right side
    51,242.99x = 1,207,661,334.95
  5. Step 5: Solve for x
    x = 1,207,661,334.95/51,242.99
  6. Step 6: Final answer
    x = 23,567.35

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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.