Home / 70,029.45-96,639.53-38,197.67

Finding the Fourth Proportional to 70,029.45, 96,639.53 and 38,197.67

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Solution

The fourth proportional to 70,029.45, 96,639.53 and 38,197.67 is: 52,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,029.45 : 96,639.53 = 38,197.67 : x
  2. Step 2: Convert to fraction form
    70,029.45/96,639.53 = 38,197.67/x
  3. Step 3: Cross multiply
    70,029.45x = 96,639.53 × 38,197.67
  4. Step 4: Simplify right side
    70,029.45x = 3,691,404,201.71
  5. Step 5: Solve for x
    x = 3,691,404,201.71/70,029.45
  6. Step 6: Final answer
    x = 52,712.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.