Home / 77,526.72-106,958.88-43,973.28

Finding the Fourth Proportional to 77,526.72, 106,958.88 and 43,973.28

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Solution

The fourth proportional to 77,526.72, 106,958.88 and 43,973.28 is: 60,667.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,526.72 : 106,958.88 = 43,973.28 : x
  2. Step 2: Convert to fraction form
    77,526.72/106,958.88 = 43,973.28/x
  3. Step 3: Cross multiply
    77,526.72x = 106,958.88 × 43,973.28
  4. Step 4: Simplify right side
    77,526.72x = 4,703,332,778.73
  5. Step 5: Solve for x
    x = 4,703,332,778.73/77,526.72
  6. Step 6: Final answer
    x = 60,667.25

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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.