Home / 52,527.65-78,796.37-20,930.09

Finding the Fourth Proportional to 52,527.65, 78,796.37 and 20,930.09

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Solution

The fourth proportional to 52,527.65, 78,796.37 and 20,930.09 is: 31,397.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,527.65 : 78,796.37 = 20,930.09 : x
  2. Step 2: Convert to fraction form
    52,527.65/78,796.37 = 20,930.09/x
  3. Step 3: Cross multiply
    52,527.65x = 78,796.37 × 20,930.09
  4. Step 4: Simplify right side
    52,527.65x = 1,649,215,011.12
  5. Step 5: Solve for x
    x = 1,649,215,011.12/52,527.65
  6. Step 6: Final answer
    x = 31,397.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.