Home / 70,250.73-96,947.42-38,421.67

Finding the Fourth Proportional to 70,250.73, 96,947.42 and 38,421.67

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Solution

The fourth proportional to 70,250.73, 96,947.42 and 38,421.67 is: 53,022.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,250.73 : 96,947.42 = 38,421.67 : x
  2. Step 2: Convert to fraction form
    70,250.73/96,947.42 = 38,421.67/x
  3. Step 3: Cross multiply
    70,250.73x = 96,947.42 × 38,421.67
  4. Step 4: Simplify right side
    70,250.73x = 3,724,881,778.59
  5. Step 5: Solve for x
    x = 3,724,881,778.59/70,250.73
  6. Step 6: Final answer
    x = 53,022.68

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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.