Home / 52,666.56-78,958.80-26,357.76

Finding the Fourth Proportional to 52,666.56, 78,958.80 and 26,357.76

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Solution

The fourth proportional to 52,666.56, 78,958.80 and 26,357.76 is: 39,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,666.56 : 78,958.80 = 26,357.76 : x
  2. Step 2: Convert to fraction form
    52,666.56/78,958.80 = 26,357.76/x
  3. Step 3: Cross multiply
    52,666.56x = 78,958.80 × 26,357.76
  4. Step 4: Simplify right side
    52,666.56x = 2,081,177,100.29
  5. Step 5: Solve for x
    x = 2,081,177,100.29/52,666.56
  6. Step 6: Final answer
    x = 39,516.10

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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.