Home / 52,847.79-72,928.01-28,973.94

Finding the Fourth Proportional to 52,847.79, 72,928.01 and 28,973.94

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Solution

The fourth proportional to 52,847.79, 72,928.01 and 28,973.94 is: 39,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,847.79 : 72,928.01 = 28,973.94 : x
  2. Step 2: Convert to fraction form
    52,847.79/72,928.01 = 28,973.94/x
  3. Step 3: Cross multiply
    52,847.79x = 72,928.01 × 28,973.94
  4. Step 4: Simplify right side
    52,847.79x = 2,113,011,786.06
  5. Step 5: Solve for x
    x = 2,113,011,786.06/52,847.79
  6. Step 6: Final answer
    x = 39,982.97

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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.