Home / 70,131.24-105,197.70-23,384.10

Finding the Fourth Proportional to 70,131.24, 105,197.70 and 23,384.10

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Solution

The fourth proportional to 70,131.24, 105,197.70 and 23,384.10 is: 35,076.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,131.24 : 105,197.70 = 23,384.10 : x
  2. Step 2: Convert to fraction form
    70,131.24/105,197.70 = 23,384.10/x
  3. Step 3: Cross multiply
    70,131.24x = 105,197.70 × 23,384.10
  4. Step 4: Simplify right side
    70,131.24x = 2,459,953,536.57
  5. Step 5: Solve for x
    x = 2,459,953,536.57/70,131.24
  6. Step 6: Final answer
    x = 35,076.43

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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.