Home / 70,209.72-96,924.60-47,667.96

Finding the Fourth Proportional to 70,209.72, 96,924.60 and 47,667.96

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Solution

The fourth proportional to 70,209.72, 96,924.60 and 47,667.96 is: 65,805.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,209.72 : 96,924.60 = 47,667.96 : x
  2. Step 2: Convert to fraction form
    70,209.72/96,924.60 = 47,667.96/x
  3. Step 3: Cross multiply
    70,209.72x = 96,924.60 × 47,667.96
  4. Step 4: Simplify right side
    70,209.72x = 4,620,197,955.82
  5. Step 5: Solve for x
    x = 4,620,197,955.82/70,209.72
  6. Step 6: Final answer
    x = 65,805.67

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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.